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D-Alanine vs. L-Alanine D-Alpha-Tocopherol vs. DL-Alpha Tocopheryl Acetate D-Amino Acids vs. L D-Ascorbic Acid vs. L-Ascorbic Acid D-Block Elements vs. Transition Elements D-Chiro Inositol vs. Myo Inositol D-Glucose vs. L-Glucose D-Lactic Acid vs. L-Lactic Acid D Language vs. Rust Language D-Limonene vs. Limonene D-Mannitol vs. Mannitol D-Panthenol vs. DL Panthenol D Value vs. Z Value D vs. Merchandise Planning Department D1 Receptors vs. D2 Receptors D2sp3 Hybridization vs. Sp3d2 Día de los Muertos vs. Halloween DaaS vs. SaaS Dab vs. Dab Dachshund vs. Miniature Dachshund Dacron vs. Glyptal Dacron vs. Polyester Dad vs. Mom Dad vs. Mum Dada vs. Surrealism Daemon Max vs. Talstar P Daemon vs. Demon Daffodils vs. Jonquils Dagger vs. Knife Dagger vs. Ratchet Dagger vs. Tungsten Daily Kos vs. MintPress News Daily vs. Everyday Dairy Free vs. Lactose Free Dalton vs. Democritus Dalton's Atomic Theory vs. Democritus' Atomic Theory Dalton's Atomic Theory vs. Modern Atomic Theory Dalton's Atomic Theory vs. Thomson's Atomic Theory Dalton's Law vs. Raoult's Law Dam vs. Reservoir Dam vs. Weir Damaged vs. Injured Damages vs. Indemnity Damages vs. Liquidated Damages Damped Oscillation vs. Forced Oscillation Damped Vibration vs. Undamped Vibration Damped vs. Undamped Damselfly vs. Dragonfly Dandruff vs. Dry Scalp Dandruff vs. Lice Dandruff vs. Nits Dandruff vs. Scalp Psoriasis Danger vs. Hazard Danger vs. Risk Danger vs. Warning Dangerous Goods vs. Hazardous Substances Dango vs. Dingo Daniel vs. Kynan Daniell Cell vs. Leclanché Cell Daoism vs. Taoism DAP Fertilizer vs. MAP Fertilizer DAP Fertilizer vs. NPK Fertilizer Dap vs. NPK DAPI vs. Hoechst Darbepoetin Alfa vs. Epoetin Alfa Dargah vs. Mosque Dari vs. Farsi Dark Ages vs. Medieval Ages Dark Ages vs. Middle Ages Dark Chocolate vs. White Chocolate Dark Circles vs. Eye Bags Dark Energy vs. Dark Matter Dark Matter vs. Higgs Boson Dark Rum vs. White Rum Dark Shirts vs. Transfer Paper for Light Shirts Dark Soy Sauce vs. Light Soy Sauce Dark vs. Light Dark vs. Plants Grown in Light Dart Zone vs. Nerf Darwin vs. Lamarck Darwinism vs. Lamarckism Darwinism vs. Neo-Darwinism Daryl Dixon vs. Nie Mingjue Dash vs. Hyphen Dashboard vs. Scorecard Data Centre vs. NOC Data Compression vs. Data Encryption Data Flow Diagram (DFD) vs. Flowchart Data Flow Diagram (DFD) vs. Unified Modeling Language (UML) Data Flow Diagram vs. Flowchart Data Governance vs. Data Management Data Hiding vs. Encapsulation Data Integrity vs. Data Security Data Lake vs. Data Warehouse Data Literacies vs. Data Literacy Data Literals vs. Variables Data Manipulation Language vs. Structured Query Language Data Marts vs. Data Warehousing Data Mining vs. Data Warehousing Data Mining vs. KDD Data Mining vs. Machine Learning Data Mining vs. OLAP Data Mining vs. Query Tools Data Modeling vs. Process Modeling Data Owner vs. Data Steward Data Processor vs. Data Steward Data Science vs. Machine Learning Data Validation vs. Data Verification Data vs. Datuk Data vs. Information Data vs. Storytelling Data vs. Symbol Data Warehouse vs. Database Database Server vs. Web Server Database vs. Filesystem Database vs. Instance Database vs. KDD Database vs. Python Database vs. Schema Database vs. Spreadsheet Datagram Network vs. Virtual Circuit Network Date vs. Day Dating vs. Going Out Dating vs. Relationship DATP vs. ddATP Daubert vs. Frye Daughter Cell vs. Mother Cell Daughter Isotopes vs. Parent Isotopes Dave's Povidone Iodine vs. Rexall Povidone Iodine 10 Davis Cycle of Erosion vs. Penck Cycle of Erosion Dawn vs. Dusk Dawn vs. Sunrise Day of the Dead vs. Halloween Day vs. Night Daycare vs. Preschool DB vs. dBm Dbca vs. Netcat DBMS vs. Data Mining DBMS vs. Data Warehouse DBMS vs. Database DBMS vs. File Management System DBMS vs. File System DBMS vs. RDBMS DBS vs. OCBC DBS vs. POSB DBSCAN vs. K-means DBZ vs. DBZ Kai DC Comics vs. Marvel Comics DC Generator vs. DC Motor DC Motor vs. Stepper Motor DCC vs. EDC DCF vs. DDM DCIS vs. Invasive Ductal Carcinoma DD vs. Memdump DDL vs. DML DDNS vs. DNS DdNTP vs. dNTP DDoS vs. DoS DDP vs. DDU DDR vs. DDR2 DDR1 vs. DDR2 DDR2 vs. DDR3 DDR2 vs. GDDR5 DDR3 vs. DDR3L DDR3 vs. DDR4 DDS vs. DMD De Broglie Principle vs. Heisenberg Uncertainty Principle De Broglie Wavelength vs. Wavelength De Facto vs. De Jure De Novo Methylation vs. Maintenance Methylation De Novo Pathway vs. Salvage Pathway Deacon vs. Priest Dead Code vs. Outsourced Code Dead Perfect vs. MrBeast Deadlift vs. Romanian Deadlift Deadlift vs. Squat Deadlock vs. Starvation Dealer vs. Distributor Deamination vs. Transamination Dean vs. Doyen Dear vs. Deer Death Metal vs. Heavy Metal Death Rate vs. Life Expectancy Death Rate vs. Mortality Death Rate vs. Mortality Rate Death vs. Die Death vs. Life Death vs. Set-Top Box Death vs. Sex Debate vs. Declamation Debate vs. Discussion Debate vs. Group Discussion Debate vs. Speech Debenture vs. Deed Debenture vs. Loan Debentures vs. Shares Debian vs. Ubuntu Debt Financing vs. Equity Financing Debt Ratio vs. Debt to Equity Ratio Debt Securities vs. Equity Debt Service Coverage Ratio vs. Fixed Charge Coverage Ratio Debt vs. Deficit Debt vs. Equity Debt vs. Liability Debt vs. Loan Debugging vs. Testing Debye Model vs. Einstein Model Decantation vs. Filtration Decantation vs. Sedimentation Decapsulation vs. Encapsulation Decathlon vs. Intersport Decay vs. Putrefaction Decease vs. Desist Deceased vs. Diseases Decentralization vs. Delegation Deception vs. Lying Decibel vs. Hertz Deciduous Teeth vs. Permanent Teeth Deciduous Trees vs. Evergreen Trees Decimal vs. Fraction Decimal vs. Numeric Decision Making vs. Policy Making Decision Making vs. Problem Solving Decision Tree vs. Neural Network Deck Porch vs. Patio Declaration in C vs. Definition in C Declarative Memory vs. Procedural Memory Declarative Programming vs. Imperative Programming Decline Sit-Up vs. Negative Sit-Up Decoder vs. Encoder Decoding vs. Encoding Decolonisation vs. Eurocentrism Decolonization vs. Rematriation Decomposer vs. Detritivore Decomposer vs. Detritivores Decomposer vs. Producer Decomposer vs. Scavenger Decomposition vs. Synthesis Decreasing Returns to Scale vs. Diminishing Returns Decriminalization vs. Legalization Decrypt vs. Encrypt Decyl Glucoside vs. Lauryl Glucoside Decyl Glucoside vs. Linear Alkyl Benzene Sulfonate Decyl Glucoside vs. Sodium Lauroyl Sarcosinate Dedication vs. Devotion Dedifferentiation vs. Redifferentiation Deductible vs. Excess Deductible vs. Out of Pocket Maximum Deductible vs. Premium Deduction vs. Induction Deductive Method vs. Inductive Method Deductive Reasoning vs. Inductive Reasoning Deductive Research vs. Inductive Research Deductive Thinking vs. Inductive Thinking Deed in Lieu vs. Foreclosure Deed of Trust vs. Mortgage Deed vs. Title Deemed University vs. University Deep Eutectic Solvents vs. Ionic Liquids Deep Eutectic Solvents vs. Natural Deep Eutectic Solvent Deep Fascia vs. Superficial Fascia Deep Frying vs. Frying Deep Learning vs. Machine Learning Deep Learning vs. Neural Network Deep Structure Imitation vs. Surface Structure Imitation Deep Tissue Massage vs. Swedish Massage Deep Vein Thrombosis vs. Varicose Veins Deer vs. Elk Deer vs. Gazelles Deer vs. Impala Deer vs. Kob Deer vs. Moose Deer vs. Pronghorn Deer vs. Reindeer Deer vs. Sambar Deer Defamation vs. Libel Defamation vs. Slander Default Gateway vs. Loopback Default Gateway vs. Secure Gateway Default Gateway vs. Subnet Default vs. Offence Defendant vs. Plaintiff Defendant vs. Respondent Defense in Depth vs. Hardening Defense vs. Defense Defensive Realism vs. Offensive Realism Deferment vs. Forbearance Deferred Adjudication vs. Probation Deferred Revenue vs. Recognized Revenue Deferred Update vs. Immediate Update Defibrillation vs. Fibrillation Defibrillator vs. Pacemaker Defined Benefit Pension vs. Defined Contribution Pension Definite Integrals vs. Indefinite Integrals Definite Loop vs. Infinite Loop Definite vs. Indefinite Articles Definitions vs. Descriptions Definitive Host vs. Intermediate Host Deflagration vs. Detonation Deflation vs. Disinflation Deflation vs. Inflation Deflation vs. Recession Deflocculation vs. Flocculation Defluoridation vs. Fluoridation Deformation vs. Strain Deformed Indented Surfaces vs. Deformed Ribbed Degaussing vs. Overwriting Degeneracy vs. Wobble Degenerate Code vs. Unambiguous Degenerate Orbitals vs. Hybrid Orbitals Degenerate Semiconductor vs. Nondegenerate Semiconductor Degenerative Disc Disease vs. Spinal Stenosis Degradation of Protein vs. Denaturation Degree vs. Diploma Degree vs. Foundation Degree Degree vs. Major Degree vs. Radian Degree vs. Top-Up Degree Degree vs. Undergraduate Degree Degrowth vs. Growth Dehiscent Fruits vs. Indehiscent Fruits Dehumidifier vs. Humidifier Dehydrated Skin vs. Dry Skin Dehydration Synthesis vs. Hydrolysis Dehydration vs. Drying Dehydration vs. Hydrolysis Dehydration vs. Hypovolemia Deionized Water vs. Demineralized Water Deionized Water vs. Distilled Water Deism vs. Theism Deity vs. God Deja Vu vs. Premonitions Deject vs. Reject Delamination vs. Spalling Delay vs. Lag Delay vs. Postpone Delayed Hypersensitivity vs. Immediate Delegate vs. Mandate Delegates in C vs. Events in C Delegation vs. Empowerment Delete Key vs. Enter Key Delete vs. Drop Delete vs. Truncate Deletion of Chromosome vs. Duplication of Chromosome Deletion vs. Insertion Delhi Climate vs. Mumbai Climate Delhi vs. Mumbai Delhi vs. New Delhi Delhi vs. West Bengal Deliberate Strategy vs. Emergent Strategy Delinquent vs. UHMW Deliquescent vs. Desiccant Deliquescent vs. Hygroscopic Delirium vs. Dementia Delirium vs. Psychosis Deliver vs. Hand Over Deliverable vs. Initiative Deliverable vs. Measurable Deliverables vs. Project Scope Deliverance vs. Exorcism Delivered vs. Sent Delivery Outline vs. Preparation Outline Delivery vs. Shipping Dell Inspiron vs. Dell Latitude Dell Latitude 3420 vs. Dell Latitude 5420 Dell Latitude 3420 vs. Dell Latitude 5490 Dell Latitude 3520 vs. Dell Latitude 5420 Dell Latitude 3520 vs. Dell Latitude 5520 Dell Latitude 5400 vs. Dell Latitude 7490 Dell Streak 7 vs. T-Mobile G-Slate Dell vs. HP Dell vs. Lenovo Delocalization vs. Resonance Delocalized Chemical Bonds vs. Localized Chemical Bonds Delocalized Electrons vs. Localized Electrons Delrin vs. Nylon Delrin vs. UHMW Delta 8 vs. THC Delta 8 vs. THC-O Delta Airlines vs. Southwest Airlines Delta Force vs. Navy SEALs Delta vs. Omicron Deltoid Muscle vs. Rotator Cuff Delusion vs. Hallucination Delusion vs. Illusion Delusional vs. Denial Demagnetization vs. Magnetization Demand Curve vs. Supply Curve Demand Draft vs. Pay Order Demand vs. Supply Demasking Agents vs. Masking Agents Dementia vs. Psychosis Demercuration vs. Oxymercuration Demersal Fish vs. Pelagic Fish Democracy vs. Dictatorship Democracy vs. Fascism Democracy vs. Feudalism Democracy vs. Mobocracy Democracy vs. Monarch Democracy vs. Monarchy Democracy vs. Non-Democracy Democracy vs. Oligarchy Democracy vs. Parliamentarism Democracy vs. Republic Democracy vs. Shura Democracy vs. Theocracy Democracy vs. Totalitarianism Democrat vs. Democratic Democrat vs. Libertarian Democrat vs. Republican Democratic Government vs. Non-Democratic Government Democratic Republic of the Congo vs. Republic of the Congo Democratic Socialism vs. Social Democracy Democratic Socialism vs. Socialism Democratic Socialists vs. Social Democrats Democratic vs. Republic Democrats vs. Republicans Democritus vs. John Dalton Demodectic Mange vs. Sarcoptic Mange Demodulation vs. Modulation Demographics vs. Psychographics Demography vs. Population Geography Demon vs. Devil Demonstrate vs. Illustrate Demonstrate vs. Indicate Demonstrate vs. Suggest Demonstrative Adjective vs. Demonstrative Pronoun Demulsibility vs. Emulsibility Demurrage vs. Detention Demythologization vs. Historicization Denaturation of Protein vs. Renaturation of Protein Denatured Alcohol vs. Isopropyl Alcohol Denatured Alcohol vs. Mineral Spirits Denatured Ethanol vs. Undenatured Ethanol Denatured Protein vs. Undenatured Protein Denaturing Gel Electrophoresis vs. Native Gel Electrophoresis Dendritic Cells vs. Macrophages Dendrobium Orchids vs. Phalaenopsis Orchids Dendrochronology vs. Dendroclimatology Denervated Muscles vs. Innervated Muscles Dengue Mosquito vs. Normal Mosquito Dengue vs. Malaria Dengue vs. Viral Fever Dengue vs. Zika Denial vs. Repression Denim vs. Jeans Denitrification vs. Nitrification Denitrifying Bacteria vs. Nitrifying Bacteria Denitrifying Bacteria vs. Nitrogen Fixing Bacteria Denominator vs. Numerator Denormalization vs. Normalization Denounce vs. Renounce Dense Connective Tissue vs. Loose Connective Tissue Dense Irregular Connective Tissue vs. Dense Regular Connective Tissue Density Independent vs. Density-dependent Limiting Factors Density vs. Mass Density vs. Relative Density Density vs. Specific Gravity Density vs. Vapor Density Density vs. Viscosity Density vs. Volume Density vs. Weight Dent vs. Tooth Dental Assistant vs. Dental Hygienist Denticity vs. Hapticity Dentist vs. Orthodontist Deny vs. Refuse Denzel Washington vs. Will Smith Deodorant vs. Perfume Deontological Ethics vs. Teleological Ethics Deontology vs. Utilitarianism Deoxygenated Hemoglobin vs. Oxygenated Hemoglobin Deoxyribonucleic Acid vs. Ribonucleic Acid Deoxyribonucleotide vs. Ribonucleotide Deoxyribose vs. Ribose Department Store vs. Mall Department Store vs. Supermarket Department vs. Division Department vs. Faculty Depeche Mode vs. Erasure Dependence vs. Interdependence Dependence vs. Substance Abuse Dependency Theory vs. Modernization Theory Dependent Events vs. Independent Events Dependent Personality Disorder vs. Separation Anxiety Disorder Dependent Population vs. Productive Population Dependent Variable vs. Independent Variable Dependent Variables vs. Independent Variables Dephosphorylation vs. Phosphorylation Deplasmolysis vs. Plasmolysis Depletion vs. Depreciation Deploy vs. Rollout Deployment vs. Release Depolarization vs. Hyperpolarization Depolarization vs. Repolarization Depolarizing Neuromuscular Blockers vs. Nondepolarizing Neuromuscular Blockers Depolarizing vs. Nondepolarizing Deposit Feeders vs. Suspension Feeders Deposition vs. Erosion Deposition vs. Sublimation Depreciation vs. Devaluation Depreciation vs. Provision for Depreciation Depression vs. Frustration Depression vs. Grief Depression vs. Hopelessness Depression vs. Loneliness Depression vs. PTSD Depression vs. Recession Depression vs. Sadness Depression vs. Schizophrenia Depression vs. Seasonal Affective Disorder Depression vs. Stress Depth vs. Height Deputy vs. Vice Derivational Morphology vs. Inflectional Morphology Derivational vs. Inflectional Derivative vs. Differential Derivative vs. Differentiation Derivative vs. Integral Derivatives vs. Equity Derivatives vs. Futures Derived Quantities vs. Fundamental Quantities Dermal Melasma vs. Epidermal Melasma Dermal Ossification vs. Endochondral Ossification Dermal Tissue vs. Ground Tissue Dermatitis vs. Eczema Dermatome vs. Myotome Dermatomes vs. Peripheral Nerves Dermatomycosis vs. Dermatophytosis Dermatomyositis vs. Polymyositis Dermis vs. Epidermis DES vs. Twofish Describe vs. Discuss Describe vs. Explain Description vs. Narration Description vs. The Expression: Definition Descriptive Essay vs. Narrative Essay Descriptive Language vs. Prescriptive Language Descriptive Linguistics vs. Prescriptive Linguistics Descriptive Linguistics vs. Theoretical Linguistics Descriptive Research vs. Experimental Research Descriptive Research vs. Exploratory Research Descriptive Statistics vs. Inferential Statistics Descriptive vs. Prescriptive Descriptive vs. Survey Descriptivism vs. Prescriptivism Desert Cooler vs. Room Cooler Desert vs. Dessert Desert vs. Grassland Desert vs. Mediterranean Desert vs. Tundra Design Patent vs. Utility Patent Design Review vs. First Article Inspection Designation vs. Occupation Designer vs. Stylist Desire vs. Need Desire vs. Want Desire vs. Wish Desktop Space vs. Screen Space Desktop vs. Laptop Desktop vs. Server Desktop vs. Workstation Desmosomes vs. Hemidesmosomes Despite vs. In Spite Despite vs. In Spite of Destiny vs. Fate Destiny vs. Luck Destroyer vs. Frigate Destruction vs. Disintegration Destructor vs. Garbage Collector Detective Control vs. Preventive Control Detective vs. Investigator Detective vs. Preventive Detective vs. Spy Detergents vs. Soap Determinant vs. Matrix Determinate Sentencing vs. Indeterminate Sentencing Determinate Tomatoes vs. Indeterminate Tomatoes Determinate vs. Indeterminate Determination vs. Indetermination Determinism vs. Fatalism Determinism vs. Indeterminism Determinism vs. Modal Anti-Realism Determinism vs. Modal Realism Determinism vs. Possible World Deterministic Mode Choice Models vs. Stochastic Mode Choice Models Deterministic Model vs. Probabilistic Model Deterministic Simulation Model vs. Stochastic Simulation Model Deterrence vs. Retribution Detonation vs. Knocking Detrital Food Chain vs. Grazing Food Chain Detritivores vs. Saprotrophs Dettol vs. Phenol Deutan vs. Protan Deuterium vs. Hydrogen Deuterium vs. Protium Deuterium vs. Tritium Deuteron vs. Triton Deuterostome vs. Protostome Deuterostomes vs. Protostomes Developed Countries vs. Developing Countries Development of Insects vs. Development of Vertebrates Development vs. Economic Growth Development vs. Growth Development vs. Improvement Development vs. Learning Development vs. Progress Development vs. Training Developmental State Theory vs. Washington Consensus Deviation vs. Standard Deviation Device Pin vs. USB Data Blocker Devil vs. Evil Devil vs. Satan Devin vs. Matthew Dew Point of Rubbing Alcohol vs. Dew Point of Water Dew Point vs. Freezing Point Dew Point vs. Humidity Dewpoint vs. Wet Bulb Temperature Dexamphetamine vs. Ritalin Dexmethylphenidate vs. Methylphenidate Dexpanthenol vs. Panthenol Dextrin vs. Hectorite Dextrorotatory vs. Levorotatory Dextrose vs. Glucose Dextrose vs. Sucrose Dfd vs. Erd DFMEA vs. FMEA DFMEA vs. PFMEA DHA vs. DHEA DHA vs. EPA DHA vs. Omega-3 DHAP vs. G3P Dharma vs. Karma DHCP vs. LDAP DHCP vs. NTP Dhirubhai Ambani vs. Ratan Tata Dhoni vs. Kohli DHT vs. Testosterone Diabetes Insipidus vs. Diabetes Mellitus Diabetes Insipidus vs. SIADH Diabetes Mellitus vs. Diabetic Ketoacidosis Diabetes Mellitus vs. Gestational Diabetes Diabetes vs. Hypoglycemia Diabetes vs. Insulin Resistance Diabetes vs. Metabolic Syndrome Diabetes vs. Prediabetes Diabetic Diet vs. Diet Diabetic Ketoacidosis vs. Starvation Ketoacidosis Diachronic Linguistics vs. Synchronic Linguistics Diachronic vs. Synchronic Diachrony vs. Synchrony Diadem vs. Tiara Diagnosing vs. Troubleshooting Diagnosis vs. Prognosis Diagnostic Exam vs. Final Exam Diagnostic Mammogram vs. Screening Mammogram Diagrams vs. Graphs Diakinesis vs. Diplotene Dialect vs. Language Dialect vs. Slang Dialogic Communication vs. Monologic Communication Dialogue vs. Discussion Dialogue vs. Interaction Dialogue vs. Monologue Dialysis vs. Hemodialysis Dialysis vs. Kidney Transplant Dialysis vs. Osmosis Dialysis vs. Ultrafiltration Diamagnetic vs. Paramagnetic Diameter vs. Map Diameter vs. Radius Diameter vs. SS7 Diammonium Phosphate vs. Urea Phosphate Diamond Rhombus vs. Trapezoid Diamond Structure vs. Zinc Blende Diamond vs. Graphite Diamond vs. Moissanite Diamond vs. Pearl Diamond vs. Q-carbon Diapause vs. Hibernation Diaphoresis vs. Hyperhidrosis Diaphragm Cell vs. Mercury Cell Diaphysis vs. Epiphysis Diapsid vs. Synapsid Diarchy vs. Federalism Diarrhea vs. Dysentery Diarrhea vs. Gastroenteritis Diary vs. Journal Diaspora vs. Migration Diastereomers vs. Enantiomers Diastereotopic vs. Enantiotopic Diastole vs. Systole Diastolic Dysfunction vs. Systolic Dysfunction Diastolic Heart Failure vs. Systolic Heart Failure Diastolic Pressure vs. Systolic Pressure Diatomaceous Earth vs. Fuller's Earth Diatomic vs. Monatomic Diatoms vs. Dinoflagellates Diatribe vs. Pejorative Diazepam vs. Temazepam Diazolidinyl Urea vs. Imidazolidinyl Urea Dibucaine vs. Lidocaine Dibutyl Adipate vs. Polyhydroxystearic Acid Dicalcium Phosphate vs. Monocalcium Phosphate Dice vs. Die Dicer vs. Drosha Dichlor vs. Trichlor Dichogamy vs. Herkogamy Dichotomous Key vs. Taxonomic Key Diclofenac Potassium vs. Diclofenac Sodium Diclofenac vs. Dicyclomine Dicot Embryo vs. Monocot Embryo Dicot Flowers vs. Monocot Flowers Dicot Leaves vs. Monocot Leaves Dicot Plants vs. Stomata Dicot Roots vs. Monocot Roots Dicot Seeds vs. Monocot Seeds Dicot Stem vs. Monocot Stem Dicot vs. Monocot Dictator vs. Tyrant Dictatorship vs. Fascism Dictatorship vs. Monarchy Dictatorship vs. Totalitarianism Diction vs. Syntax Dictionary Attack vs. Rainbow Table Dictionary vs. Encyclopedia Dictionary vs. Glossary Dictionary vs. Hashtable Dictionary vs. List Dictionary vs. Password Spraying Dictionary vs. Thesaurus Dictyosomes vs. Golgi Bodies Dicyclomine vs. Hyoscyamine Did vs. Does Did vs. Done Did vs. Had Did vs. Have Did You vs. Have You Diego Maradona vs. Pelé Dielectric Constant of EPTFE vs. Dielectric Constant of PTFE Dielectric Constant vs. Dielectric Strength Dielectric Constant vs. Relative Permittivity Dielectric vs. Insulator Dielectrophoresis vs. Electrophoresis Diencephalon vs. Telencephalon Diene vs. Dienophile Diesel Cars vs. Gasoline Cars Diesel Cars vs. Petrol Cars Diesel Engine vs. Petrol Engine Diesel Fuel vs. Petrol Fuel Diesel Oil vs. Gas Oil Diesel vs. Gasoline Diesel vs. Heating Oil Diesel vs. Paraffin Diet Coke vs. Regular Coke Diet Pepsi vs. Pepsi Diet Pepsi vs. Pepsi Max Diet Soda vs. Regular Soda Diet Sprite vs. Sprite Zero Diet vs. Nutrition Dietary Fiber vs. Fiber Dietary Supplements vs. Nutraceuticals Diethyl Ether vs. Ethanol Diethyl Ether vs. Ethyl Acetate Diethyl Ether vs. Petroleum Ether Diethylamine vs. Ethylamine Diethylene Glycol vs. Ethylene Glycol Diethylene Glycol vs. Polyethylene Glycol Dietitian vs. Nutritionist Difference Equation vs. Differential Equation Difference vs. Different Differential Backup vs. Incremental Backup Differential Bank vs. Universal Bank Differential Costing vs. Marginal Costing Differential Media vs. Selective Media Differential Rate Law vs. Integrated Rate Law Differential vs. Incremental Differential vs. Selective Differentiated Cells vs. Stem Cells Differentiation vs. Integration Differentiation vs. Morphogenesis Differentiation vs. Positioning Difficult vs. Dilemma Diffraction Grating vs. Transmission Grating Diffraction vs. Interference Diffraction vs. Refraction Diffraction vs. Scattering Diffserv vs. Intserv Diffuse Radiation vs. Direct Radiation Diffuse Reflection vs. Regular Reflection Diffuser vs. Humidifier Diffusion Coefficient vs. Mobility Diffusion Creep vs. Dislocation Creep Diffusion Current vs. Drift Current Diffusion vs. Dispersion Diffusion vs. Effusion Diffusion vs. Graham's Law of Effusion Diffusion vs. Ion Implantation Diffusion vs. Molecular Motion Diffusion vs. Osmosis Diffusion vs. Perfusion Diffusivity vs. Thermal Conductivity Digenea vs. Monogenea Digestion in Intestine vs. Digestion in Stomach Digestion of Heterotrophs vs. Digestion of Saprotrophs Digestion vs. Metabolism Digestion vs. Ruminants Digestive Enzymes vs. Probiotics Digestive Enzymes vs. Proteolytic Enzymes Digimon vs. Pokemon Digit vs. Number Digital Art vs. Traditional Art Digital Camera vs. Handycam Digital Camera vs. SLR Camera Digital Cameras vs. SLR Cameras Digital Certificate vs. Digital Signature Digital Certificate vs. Token Digital Marketing vs. Marketing Digital Marketing vs. Social Media Marketing Digital Marketing vs. Traditional Marketing Digital Media vs. New Media Digital Photography vs. Photography Digital Piano vs. Keyboard Digital Printing vs. Offset Printing Digital Zoom vs. Optical Zoom Diglycerin vs. Glycerin Dignity vs. Integrity Dignity vs. Respect Digraph vs. Diphthong Dihybrid Cross vs. Monohybrid Cross Dihybrid Crosses vs. Monohybrid Dihydrogen Monoxide vs. Water Dihydropyridine Calcium Channel Blockers vs. Nondihydropyridine Calcium Channel Blockers Dihydroxyacetone vs. Glyceraldehyde Dikaryon vs. Heterokaryon Dikaryotic vs. Diploid Dike vs. Sill Dilatation vs. Dilation Dilated Cardiomyopathy vs. Hypertrophic Cardiomyopathy Dilated vs. Effaced Dill vs. Fennel Diltiazem vs. Metoprolol Dilute Acid vs. Weak Acid Dilute Solution vs. Unsaturated Solution Dilution vs. Dilution Factor Dilution vs. Titre Dim vs. Indole-3-Carbinol Dimensional Analysis vs. Stoichiometry Dimerization vs. Polymerization Dimethicone vs. Simethicone Dimethyl Ether vs. Ethanol Dimethylamine vs. Methylamine Dimethylamine vs. Trimethylamine Diminished 5th vs. Perfect 5th Diminishing Returns vs. Diseconomies of Scale Dingo vs. Dog Dinitrogen Pentoxide vs. Nitric Oxide Dinner Suit vs. Lounge Suit Dinner vs. Supper Dino vs. Dino Nuggets Dino vs. Jack Dino vs. Skyler Dinosaur vs. Reptile Dioctahedral vs. Trioctahedral Diode vs. SCR Diode vs. Zener Diode Dioecious vs. Monoecious Dioxane vs. THF Dioxide vs. Monoxide Dioxide vs. Oxide Dioxide vs. Oxygen Dioxide vs. Peroxide Dioxins vs. PCBs Dipeptide vs. Peptide Diphenhydramine vs. Doxylamine Diphosgene vs. Phosgene Diphtheria vs. Infectious Mononucleosis Diphtheria vs. Whooping Cough Diphthong vs. Vowels Diphthongs vs. Vowels Diplegia vs. Paraplegia Diploblastic vs. Triploblastic Diplococcus pneumoniae vs. Streptococcus pneumoniae Diploid Grass Carp vs. Triploid Grass Carp Diploid vs. Haploid Diploma vs. Graduate Diploma Diplomacy vs. Foreign Policy Diplomacy vs. Politics Dipolar Coupling vs. Scalar Coupling Dipole-Dipole Forces vs. Ion-Dipole Dipole-Dipole Forces vs. London Dispersion Forces Dipole-Dipole Interactions vs. Hydrogen Bonding Dipole-Dipole vs. Dispersion Dipole Moment vs. Polarizability Dipole vs. Zwitterion Dipropylene Glycol vs. Propylene Glycol Diprotic Acid vs. Monoprotic Acid Diptera vs. Hymenoptera Direct Addressing Mode vs. Indirect Addressing Mode Direct Band Gap vs. Indirect Band Gap Direct Bilirubin vs. Indirect Bilirubin Direct Cash Flow vs. Indirect Cash Flow Direct Coombs Test vs. Indirect Coombs Test Direct Cost vs. Indirect Cost Direct Costs vs. Indirect Costs Direct Debit vs. Standing Order Direct Democracy vs. Indirect Democracy Direct Democracy vs. Representative Democracy Direct Development vs. Indirect Development Direct Discrimination vs. Indirect Discrimination Direct ELISA vs. Indirect ELISA Direct Hormone Action vs. Indirect Hormone Action Direct Immunofluorescence vs. Indirect Immunofluorescence Direct Inguinal Hernia vs. Indirect Inguinal Hernia Direct Inoculation vs. Membrane Filtration Direct Lifecycle vs. Indirect Lifecycle Direct Marketing vs. Direct Selling Direct Marketing vs. Indirect Marketing Direct Marketing vs. Personal Selling Direct Method and Strategies vs. Translation Method and Strategies Direct Object vs. Predicate Nominative Direct Object vs. Subject Complement Direct Objects vs. Indirect Objects Direct Questions vs. Indirect Questions Direct Seeding vs. Transplanting Direct Semiconductor vs. Indirect Semiconductor Direct Semiconductors vs. Indirect Semiconductors Direct Speech vs. Indirect Speech Direct Stress vs. Shear Stress Direct Tax vs. Indirect Tax Directed Graph vs. Undirected Graph Directional Selection vs. Disruptive Selection Directions vs. Instructions Directive vs. Regulation Director vs. Executive Director Director vs. Managing Director Director vs. Producer Director vs. Screenwriter Directory Traversal vs. Pharming Directory Traversal vs. Replay Attack Directory Traversal vs. XSS Directory vs. Folder Directory vs. Search Engine DirecTV vs. Dish Network Direita vs. Extrema Direita Dirk vs. Zoran Dirty vs. Filthy Disability vs. Disorder Disability vs. Feminism Disability vs. Handicap Disability vs. Impairment Disaccharide vs. Monosaccharide Disaccharide vs. Polysaccharide Disaster vs. Emergency Disaster vs. Hazard Disaster vs. Risk Disaster vs. Vulnerability Disc vs. Disk Disciple vs. Follower Discipline vs. Guidance Discipline vs. Holy Discipline vs. Methodology Discipline vs. Patience Discipline vs. Profession Discipline vs. Punishment Discipline vs. Subject Discord vs. Twitter Discount Allowed vs. Discount Received Discount Rate vs. Interest Rate Discount vs. Rebate Discounted Cash Flows vs. Undiscounted Cash Flows Discounted Payback Period vs. Payback Period Discourse Analysis vs. Functional Grammar Discourse Analysis vs. Narrative Analysis Discourse vs. Governmentality Discourse vs. Ideology Discourse vs. Text Discover vs. Explore Discovery vs. Invention Discreet vs. Discrete Discrete Logic Device vs. PLD Discretionary Access Control vs. Mandatory Access Control Discretionary Income vs. Disposable Income Discrimination vs. Harassment Discrimination vs. Prejudice Discrimination vs. Racism Discrimination vs. Segregation Discrimination vs. Stigma Disease vs. Disorder Disease vs. Illness Disease vs. Infection Disease vs. Syndrome Disembodiment vs. Embodiment Disguised Unemployment vs. Seasonal Unemployment Dish Soap vs. Hand Soap Disinclined vs. Reluctant Disinfect vs. Sterilize Disinfection Fumigation vs. Sanitization Disinfection vs. Sterilization Disinformation vs. Misinformation Disintegration Test vs. Dissolution Test Disintegration vs. Dissolution Disinterested vs. Uninterested Disinvestment vs. Privatization Dislike vs. Hate Dismiss vs. Fire Dismiss vs. Resign Dismissal vs. Termination Dismutation vs. Disproportionation Disney FastPass vs. FastPass+ Disney World vs. Disneyland Disneyland vs. Walt Disney World Disodium Cocoyl Glutamate vs. Sodium Lauroyl Glutamate Disodium EDTA vs. Tetrasodium EDTA Disparate Impact vs. Disparate Treatment Dispatcher vs. Scheduler Dispersal vs. Vicariance Dispersant vs. Surfactant Dispersed Phase vs. Dispersion Medium Dispersed Phase vs. Matrix Dispersion of Light vs. Scattering of Light Dispersion vs. Skewness Displacement vs. Distance DisplayPort vs. HDMI Disposable Income vs. National Income Dispose vs. Finalize Dispositional Theory vs. Situational Theory Dispositional vs. Situational Disproportionate Redox Reaction vs. Intramolecular Redox Disproportionation vs. Redox Disruptive Selection vs. Stabilizing Selection Dissatisfactory vs. Unsatisfactory Dissertation vs. Thesis Dissociation Attack vs. Evil Twin Dissociation Reaction vs. Synthesis Reaction Dissociation vs. Ionization Dissociation vs. Solvation Dissolution vs. Divorce Dissolution vs. Solubility Dissolving vs. Melting Distal Convoluted Tubule vs. Proximal Distal Stimulus vs. Proximal Stimulus Distal vs. Proximal Distance Learning vs. Online Learning Distance Vector Routing vs. Link State Routing Distance Vector vs. Link State Distemper vs. Parvovirus Distillation vs. Evaporation Distillation vs. Extraction Distillation vs. Fractional Distillation Distilled Water vs. Mineral Water Distilled Water vs. Purified Water Distilled Water vs. Tap Water Distinct Gender Roles vs. Increasing Gender Equality Distinction vs. Honors Distortion Energy vs. Strain Energy Distortion vs. Noise Distortion vs. Overdrive Distress vs. Eustress Distress vs. Stress Distributed Computing vs. Parallel Computing Distribution Coefficient vs. Partition Coefficient Distribution List vs. Shared Mailbox Distribution vs. Transmission Distributive Justice vs. Procedural Justice Distributor vs. Supplier Distributor vs. Wholesaler District Court vs. Superior Court Disubstituted Alkene vs. Monosubstituted Alkene Disulfur Tetrafluoride vs. Sulfur Hexafluoride Diuresis vs. Natriuresis Diuretic vs. Laxative Diurnal vs. Nocturnal Div vs. Span Divalent vs. Monovalent Diverse vs. Various Diversion vs. Supervised Release Diversity vs. Equality Diversity vs. Inclusion Diversity vs. Multiculturalism Diverticulitis vs. Ovarian Cyst Diverticulitis vs. Peritonitis Diverticulitis vs. Ulcerative Colitis Dividend Growth vs. Dividend Mutual Fund Dividend vs. Dividend Yield Dividend vs. Divisor Dividends vs. Earnings per Share Dividends vs. Interest Divinity vs. Theology Division of Labor vs. Specialization Division vs. Hub Division vs. Phylum Division vs. Subsidiary Divisional Organizational Structure vs. Functional Organizational Structure Divisional Structure vs. Functional Structure Divorce vs. Legal Separation Divorce vs. Separation Dizygotic Twins vs. Monozygotic Twins Dizziness vs. Nausea Dizziness vs. Vertigo DJ Hero vs. Renegade Edition DJ vs. MC Djinn vs. Genie DKA Signs and Symptoms vs. HHS Signs and Symptoms DKA vs. HHNS DKA vs. HHS DKIM vs. DMARC DL-Methionine vs. L-Methionine DL-Phenylalanine vs. L-Phenylalanine DLL Attack vs. SQL Injection Attack DLL Hijacking vs. Phantom DLL Hijacking DLL vs. JSON DLL vs. Lib DLNA vs. UPnP DLP Projector vs. LCD Projector DLP vs. EDR DLP vs. FDE DLP vs. Firewalls DLP vs. Tokenization DMA vs. DMSO DMAIC vs. PDCA DMARC vs. SPF DMEM vs. EMEM DMEM vs. RPMI DMF vs. DMSO DMSO vs. Miracle Water DMSO vs. MMS DMSO vs. MSM DNA Damage vs. Mutation DNA-dependent DNA polymerase vs. DNA-dependent RNA polymerase DNA Extraction vs. RNA Extraction DNA Fingerprinting vs. Gene Sequencing DNA Isolation vs. RNA Isolation DNA Ligase vs. DNA Polymerase DNA Methylation vs. Histone Acetylation DNA Microarray vs. Protein Microarray DNA Nucleotide vs. RNA Nucleotide DNA Polymerase 1 vs. Klenow Fragment DNA Polymerase vs. RNA Polymerase DNA Polymerase vs. Taq Polymerase DNA Probes vs. RNA Probes DNA Profiling vs. DNA Sequencing DNA Profiling vs. Genetic Screening DNA Replication vs. PCR DNA Replication vs. Protein Synthesis DNA Replication vs. Transcription DNA RNA Hybrids vs. dsDNA DNA Sequence Mutations vs. Epigenetic Modifications DNA Sequence vs. Protein Sequence DNA Sequencing vs. PCR DNA Structure vs. RNA Structure DNA Synthesis vs. RNA Synthesis DNA Testing vs. Paternity Testing DNA Transposons vs. Retrotransposons DNA Vaccine vs. Recombinant Vaccine DNA Vaccine vs. RNA Vaccine DNA Viruses vs. RNA Viruses DNA vs. cDNA DNA vs. DNase DNA vs. Gene DNA vs. Histone Methylation DNA vs. mRNA DNA vs. RNA DNS Hijacking vs. DNS Poisoning DNS Hijacking vs. DNS Sinkhole DNS Log vs. Web Server Log DNS Poisoning vs. Man in the Middle DNS Poisoning vs. On-Path DNS Server vs. Web Server DNS Sinkhole vs. Dead Domain DNS Sinkhole vs. Honeypot DNS vs. IP DNSSEC vs. IPSec DNSSEC vs. Zone Transfer Do Not vs. Don't Do vs. Does Do vs. Make Do vs. MD Do-While Loop vs. For Loop Do-While Loop vs. While Loop DOA vs. RMA Doberman Pinscher vs. German Pinscher Doberman vs. Doberman Pinscher Doc vs. Docx Doc vs. PDF Doc vs. RTF Docetaxel vs. Paclitaxel Dock vs. Pier Docking vs. Tethering Doctor of Medicine vs. Doctor of Osteopathic Medicine Doctor vs. Physician Doctor vs. Professor Doctorate Degree vs. Master's Degree Doctorate vs. PhD Doctrinal Research vs. Non-Doctrinal Research Doctrine vs. Dogma Does vs. Is Doflamingo vs. Luffy Dog Fleas vs. Human Fleas Dog vs. Fox Dog vs. Horse Dog vs. Hound Dog vs. Person Dog vs. Puppy Dog vs. Tree Dog vs. Wolf Dogs vs. People Dogs vs. Ticks Dogs vs. Vacuums Dogs vs. Wolves Doing Things Later vs. Doing Things Now Dollar Tree vs. Family Dollar Dollar vs. Euro Dolomite vs. Limestone Dolphin Browser HD vs. Dolphin Browser Mini Dolphin Browser HD vs. Skyfire 4.0 Dolphin Fin vs. Shark Fin Dolphin vs. Orca Dolphin vs. Porpoise Dolphin vs. Shark Dolphin vs. Whale DOM-Based XSS Attack vs. Persistent XSS Attack Dom vs. Sax Domain Names Com vs. Net Domain Names vs. Web Hosting Domain Poisoning vs. Pharming Domain vs. Hosting Domain vs. Kingdom Domain vs. Motif Domain vs. Protein Subunit Domain vs. Range Domain vs. Website Domestic Abuse vs. Domestic Violence Domestic Animal vs. Pet Animal Domestic Animals vs. Wild Animals Domestic Business vs. International Business Domestic Law vs. International Law Domestic Marketing vs. International Marketing Domestic Price vs. Export Price Domestic Tourism vs. International Tourism Domesticating Translation vs. Foreignizing Translation Domicile vs. Residence Dominance vs. Epistasis Dominant Alleles vs. Recessive Alleles Dominant Negative vs. Haploinsufficiency Dominant vs. Recessive Dominican Republic vs. Puerto Rican Dominoes vs. Monopoly Domino's Pizza vs. Pizza Hut Donald Trump vs. Joe Biden Donkey vs. Hinny Donkey vs. Horse Donkey vs. Mule Donkey vs. Zebra Don't Listen to the Prompt vs. Ignore the Prompt Donuts vs. Socialism Door vs. Doors DoorDash vs. Uber Eats Doors vs. Piggy Dopamine vs. Endorphins Dopamine vs. L-Dopa Dopamine vs. Serotonin Doppler Effect in Light vs. Doppler Effect in Sound Doppler Effect vs. Redshift Dora vs. Flora Doraemon vs. Shinchan Dork vs. Geek Dormancy vs. Quiescence Dorsal vs. Ventral Dos vs. Race Condition Dosage vs. Dose Dot 3 vs. Dot 4 Double Action vs. Single Action Double Ball Bearing vs. Single Ball Bearing Double Beam Spectrophotometer vs. Single Beam Spectrophotometer Double Bed vs. Full Bed Double Bond vs. Single Bond Double-Breasted vs. Single-Breasted Double Circulation vs. Single Circulation Double Cream vs. Heavy Cream Double Cream vs. Single Cream Double Cream vs. Whipping Cream Double Degree vs. Double Major Double Displacement Reaction vs. Single Displacement Reaction Double Displacement vs. Double Displacement Reaction Double Door Lift vs. Single Door Lift Double Entry System vs. Double-Entry Accounting System Double Entry vs. Single Entry Double Fertilization vs. Triple Fusion Double-Hung Windows vs. Single-Hung Windows Double Knit Stretch Fabric vs. Single Knit Double Monosomy vs. Nullisomy Double Pressed Stearic Acid vs. Triple Pressed Stearic Acid Double Quotes vs. Single Quotes Double Room vs. Twin Room Double Size vs. Queen Size Double Strand Break vs. Single Strand Break Double vs. Dual Double vs. Float Doublet vs. Jerkin Doubly Linked List vs. Singly Linked List Doula vs. Midwife Dove vs. Hawk Dove vs. Pigeon Dow Jones DJIA vs. NASDAQ Down Syndrome vs. Edward Syndrome Down Syndrome vs. Klinefelter Syndrome Down Syndrome vs. Mosaic Down Syndrome Down Syndrome vs. Patau's Syndrome Down Syndrome vs. Turner Syndrome Down vs. Feather Downbeats vs. Upbeats Download Accelerator vs. Download Manager Download vs. Upland Download vs. Upload Downloading vs. Streaming Downstream Bioprocessing vs. Upstream Bioprocessing Downstream DNA vs. Upstream DNA Downtown vs. Las Vegas Strip Doxycycline Hyclate vs. Doxycycline Monohydrate Doxycycline vs. Hydroxychloroquine Doxycycline vs. Minocycline Doxycycline vs. Tetracycline Doze vs. Nap DPA vs. MSA DPhil vs. PhD DPI vs. LPI DPI vs. PPI DProf vs. PhD Dr. Dre vs. Eminem Dracula vs. Vampire Dragon Ball vs. Naruto Dragon Ball vs. Sonic the Hedgehog Dragon vs. Sky Serpent Dragon vs. Toy Dragonfruit vs. Passion Fruit Dragons vs. Elks Drainage vs. Sewage Drake vs. Kanye Drake vs. Michael Jackson Drake vs. Taylor Swift Drama vs. Play Drama vs. Theatre Dramatic Irony vs. Situational Irony Dramatic vs. Melodramatic Draught vs. Lager Drawing vs. Painting Drawing vs. Sketching Dream vs. Hope Dream vs. Imagine Dream vs. Nightmare Dreamed vs. Dreamt Dreams vs. Reality Dreamworks vs. Pixar Dress Shirt vs. Oxford Shirt Dress vs. Gown Dress vs. Wear Dressing vs. Stuffing Drill vs. Hammer Drill Drink vs. Food Drip Irrigation vs. Sprinkler Irrigation Dripping vs. Lard Drive vs. Lane Drive vs. Need Drive vs. Overdrive Drive vs. Street Driving Lights vs. Fog Lights Drizzle vs. Rain Droid 2 vs. Motorola Droid 3 Droid 2 vs. Motorola Droid X Droid Bionic vs. Motorola Droid Razr Droid Charge vs. Samsung Galaxy Nexus Droid Charge vs. Samsung Galaxy S2 LTE Droid HD vs. Motorola Droid Bionic Droid RAZR Maxx vs. Motorola Droid 4 Droid Razr vs. Galaxy Nexus Droid Ultra vs. Motorola Droid Maxx Drop vs. Throw Away Drop vs. Truncate Dropbox vs. Google Drive Dropbox vs. iCloud Drosophila vs. Neurospora Drug Abuse vs. Shopping Drug vs. Medicine Drug vs. Meditation Drums vs. Percussion Drupal vs. Joomla Drupal vs. WordPress Druze vs. Islam Dry Acid vs. Muriatic Acid Dry Ashing vs. Wet Digestion Dry Cat Food vs. Wet Cat Food Dry Cell vs. Wet Cell Dry Clean vs. Laundry Dry Corrosion vs. Wet Corrosion Dry Cough vs. Sore Throat Dry Cough vs. Wet Cough Dry Density vs. Dry Unit Weight Dry Dog Food vs. Wet Dog Food Dry Gangrene vs. Wet Gangrene Dry Heat Sterilization vs. Moist Heat Sterilization Dry Heat Sterilization vs. Steam Sterilization Dry Ice vs. Liquid Nitrogen Dry Macular Degeneration vs. Wet Macular Degeneration Dry Rot vs. Wet Rot Drywall vs. Sheetrock DSC vs. Data DSC vs. PhD DsDNA vs. SsDNA DSLR Camera vs. Point and Shoot Camera DSLR Camera vs. SLR Camera DSLR vs. Digital Camera DSLR vs. SLR DSM-5 Autism vs. DSM-IV Autism DSM vs. ICD DsRNA vs. SsRNA DSS vs. ERP DSS vs. GDSS DSS vs. MIS DSS vs. Miss DTaP Vaccine vs. Tdap Vaccine DTaP vs. Tdap DTD vs. XML Schema DTD vs. XSD DTS vs. Dolby Dual Core vs. Quad Core Dual SIM vs. Dual Standby SIM Dual Supply vs. Generator Dual Supply vs. Generators Dual Supply vs. PDU Dual Supply vs. UPS Dual vs. Duel Dualism vs. Monism Dubai vs. Qatar Dubbing vs. Voice Over Duchenne Muscular Dystrophy vs. Osteogenesis Imperfecta Duchess vs. Princess Duck Eggs vs. Hen's Eggs Duck vs. Mallard Duck vs. Swan DuckDuckGo vs. Google Ducks vs. Goose Ductile Cast Iron Pipe vs. Galvanized Pipe Ductility vs. Malleability Dugongs vs. Manatees DUI vs. DWI DUI vs. OWI Duke vs. Earl Duke vs. Prince Duloxetine vs. Fluoxetine Dumas Method vs. Kjeldahl Method Dumb vs. Smart Dump File vs. System Log Dumping Syndrome vs. Gastroparesis Dumping Syndrome vs. Refeeding Syndrome Dumpling vs. Wonton Dunkin' Donuts vs. Starbucks Dunkin vs. Starbucks Duodenal Switch vs. Gastric Bypass Duodenal Ulcer vs. Gastric Ulcer Duodenal Ulcer vs. Gastritis Duodenal Ulcers vs. Gastric Ulcers Duodenum vs. Jejunum Duplet vs. Octet Duplex vs. Townhouse Duplication vs. Replication Dupuytren's Contracture vs. Ganglion Cyst Dura Mater of Brain vs. Dura Mater of Spinal Cord Durable Power of Attorney vs. Power of Attorney Duracell vs. Energizer Duration vs. Modified Duration Duress vs. Undue Influence During vs. While Durkheim vs. Max Weber Duromine vs. Speed Dusk vs. Twilight Dutch Bros vs. Starbucks Dutch vs. Flemish Dutch vs. German Duties vs. Responsibilities Duty vs. Levy Duty vs. Obligation Duty vs. Tariff Duty vs. Tax Duvet vs. Quilt DVD-R vs. DVD-RW DVI vs. HDMI DVI vs. VGA DVT Pad vs. Pad DVT vs. PE Dwarf Lop vs. Mini Lop Dwarf Metal vs. Dwarfcore Dwayne Johnson vs. John Cena Dworkin vs. H.L.A. Hart Dyad Muscle vs. Triad Muscle Dye vs. Pigment Dynamic Analysis vs. Static Analysis Dynamic Binding vs. Static Binding Dynamic Characters vs. Static Characters Dynamic Code Analysis Tool vs. Encrypted Code Repository Dynamic Electricity vs. Static Electricity Dynamic Equilibrium vs. Equilibrium Dynamic Equilibrium vs. Static Dynamic Filtration vs. Static Filtration Dynamic Instability vs. Treadmilling Dynamic IP vs. Static IP Dynamic Link Library vs. Executable File Dynamic Memory Allocation vs. Static Dynamic Modeling vs. Static Modeling Dynamic Pulmonary Function Tests vs. Static Pulmonary Function Tests Dynamic Pump vs. Positive Displacement Pump Dynamic RAM vs. Static RAM Dynamic Random-Access Memory vs. Static Random-Access Memory Dynamic Routing vs. Static Routing Dynamic Stability vs. Static Stability Dynamic Testing vs. Static Testing Dynamic Viscosity vs. Kinematic Viscosity Dynamic VLAN vs. Static VLAN Dynamic vs. Opposite Dynamic Web Pages vs. Static Web Pages Dynamics vs. Kinematics Dynamite vs. TNT Dynamo vs. Generator Dynasty vs. Empire Dynein vs. Kinesin Dysesthesia vs. Paresthesia Dysgraphia vs. Dyslexia Dyslexia vs. Irlen Syndrome Dyslipidemia vs. Hypercholesterolemia Dyslipidemia vs. Hyperlipidemia Dysmenorrhea vs. Endometriosis Dysphagia vs. Odynophagia Dysplasia vs. Metaplasia Dyspnea vs. Shortness of Breath Dyssomnia vs. Parasomnia Dysthymia vs. Major Depressive Disorder Dystonia vs. Tardive Dyskinesia Dystopia vs. Utopia Dystrophic Calcification vs. Metastatic Calcification