| depolarisation | (noun) a loss of polarity or polarization | Synonyms: depolarization |
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| depolarise | (verb) eliminate the polarization of | Synonyms: depolarize |
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| depolarization | (noun) a loss of polarity or polarization | Synonyms: depolarisation |
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| depolarize | (verb) eliminate the polarization of | Synonyms: depolarise |
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| depone | (verb) make a deposition; declare under oath | Synonyms: depose, swear |
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| deponent | (noun) a person who testifies or gives a deposition | Synonyms: deposer, testifier |
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| depopulate | (verb) reduce in population | Synonyms: desolate |
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| depopulated | (adjective) having lost inhabitants as by war or disease | - |
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| depopulation | (noun) the condition of having reduced numbers of inhabitants (or no inhabitants at all) | - |
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| deport | (verb) behave in a certain manner; show a certain behavior; conduct or comport oneself | Synonyms: acquit, act, bear, behave, carry, comport, conduct, do |
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| (verb) expel from a country | Synonyms: exile, expatriate |
| (verb) hand over to the authorities of another country | Synonyms: deliver, extradite |
| deportation | (noun) the act of expelling a person from their native land | Synonyms: exile, expatriation, transportation |
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| (noun) the expulsion from a country of an undesirable alien | - |
| deportee | (noun) a person who is expelled from home or country by authority | Synonyms: exile |
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| deportment | (noun) (behavioral attributes) the way a person behaves toward other people | Synonyms: behavior, behaviour, conduct, demeanor, demeanour |
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| depose | (verb) make a deposition; declare under oath | Synonyms: depone, swear |
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| (verb) force to leave (an office) | Synonyms: force out |
| deposer | (noun) a person who testifies or gives a deposition | Synonyms: deponent, testifier |
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| deposit | (noun) the act of putting something somewhere | Synonyms: deposition |
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| (noun) a facility where things can be deposited for storage or safekeeping | Synonyms: depositary, depository, repository |
| (noun) a payment given as a guarantee that an obligation will be met | - |
| (noun) matter that has been deposited by some natural process | Synonyms: sediment |
| (noun) the phenomenon of sediment or gravel accumulating | Synonyms: alluviation, sedimentation |
| (noun) a partial payment made at the time of purchase; the balance to be paid later | Synonyms: down payment |
| (noun) money deposited in a bank or some similar institution | Synonyms: bank deposit |
| (noun) money given as security for an article acquired for temporary use | - |
| (noun) the natural process of laying down a deposit of something | Synonyms: deposition |
| (verb) put, fix, force, or implant | Synonyms: lodge, stick, wedge |
| (verb) put (something somewhere) firmly | Synonyms: fix, posit, situate |
| (verb) put into a bank account | Synonyms: bank |
| depositary | (noun) a facility where things can be deposited for storage or safekeeping | Synonyms: deposit, depository, repository |
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| deposition | (noun) the act of deposing someone; removing a powerful person from a position or office | Synonyms: dethronement |
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| (noun) the act of putting something somewhere | Synonyms: deposit |
| (noun) (law) a pretrial interrogation of a witness; usually conducted in a lawyer's office | - |
| (noun) the natural process of laying down a deposit of something | Synonyms: deposit |
| depositor | (noun) a person who has deposited money in a bank or similar institution | - |
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| depository | (noun) a facility where things can be deposited for storage or safekeeping | Synonyms: deposit, depositary, repository |
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| depot | (noun) station where transport vehicles load or unload passengers or goods | Synonyms: terminal, terminus |
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| (noun) a depository for goods | Synonyms: entrepot, storage, store, storehouse |
| depravation | (noun) moral perversion; impairment of virtue and moral principles | Synonyms: corruption, degeneracy, depravity, putrefaction |
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| deprave | (verb) corrupt morally or by intemperance or sensuality | Synonyms: corrupt, debase, debauch, demoralise, demoralize, misdirect, pervert, profane, subvert, vitiate |
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| depraved | (adjective) deviating from what is considered moral or right or proper or good | Synonyms: perverse, perverted, reprobate |
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| depravity | (noun) a corrupt or depraved or degenerate act or practice | Synonyms: turpitude |
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| (noun) moral perversion; impairment of virtue and moral principles | Synonyms: corruption, degeneracy, depravation, putrefaction |
| deprecate | (verb) belittle | Synonyms: depreciate, vilipend |
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| (verb) express strong disapproval of; deplore | - |
| deprecating | (adjective) tending to diminish or disparage | Synonyms: belittling, deprecative, deprecatory, depreciative, depreciatory, slighting |
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| deprecatio | (noun) a praying against evil, against others, or oneself; a prayer for the removal of some evil. | - |
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| deprecation | (noun) the act of expressing disapproval (especially of yourself) | Synonyms: denigration |
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| (noun) a prayer to avert or remove some evil or disaster | - |
| deprecative | (adjective) given to expressing disapproval | - |
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| (adjective) tending to diminish or disparage | Synonyms: belittling, deprecating, deprecatory, depreciative, depreciatory, slighting |
| deprecatively | (adverb) in a deprecative manner | - |
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| deprecatory | (adjective) tending to diminish or disparage | Synonyms: belittling, deprecating, deprecative, depreciative, depreciatory, slighting |
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| depreciate | (verb) lose in value | Synonyms: devaluate, devalue, undervalue |
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| (verb) lower the value of something | - |
| (verb) belittle | Synonyms: deprecate, vilipend |
| depreciating | (adjective) tending to decrease or cause a decrease in value | Synonyms: depreciative, depreciatory |
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| depreciation | (noun) a decrease in price or value | - |
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| (noun) a communication that belittles somebody or something | Synonyms: derogation, disparagement |
| (noun) decrease in value of an asset due to obsolescence or use | Synonyms: wear and tear |
| depreciative | (adjective) tending to decrease or cause a decrease in value | Synonyms: depreciating, depreciatory |
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| (adjective) tending to diminish or disparage | Synonyms: belittling, deprecating, deprecative, deprecatory, depreciatory, slighting |
| depreciator | (noun) one who disparages or belittles the worth of something | Synonyms: detractor, disparager, knocker |
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| depreciatory | (adjective) tending to decrease or cause a decrease in value | Synonyms: depreciating, depreciative |
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| (adjective) tending to diminish or disparage | Synonyms: belittling, deprecating, deprecative, deprecatory, depreciative, slighting |
| depredation | (noun) an act of plundering and pillaging and marauding | Synonyms: predation |
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| (noun) (usually plural) a destructive action | Synonyms: ravage |
| depress | (verb) lessen the activity or force of | - |
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| (verb) press down | Synonyms: press down |
| (verb) cause to drop or sink | Synonyms: lower |
| (verb) lower someone's spirits; make downhearted | Synonyms: cast down, deject, demoralise, demoralize, dismay, dispirit, get down |
| (verb) lower (prices or markets) | - |
| depressant | (adjective) capable of depressing physiological or psychological activity or response by a chemical agent | - |
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| (noun) a drug that reduces excitability and calms a person | Synonyms: downer, sedative, sedative drug |
| depressed | (adjective) filled with melancholy and despondency | Synonyms: blue, dispirited, down, down in the mouth, downcast, downhearted, gloomy, grim, low-spirited, low |
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| (adjective) lower than previously | Synonyms: down |
| (adjective) flattened downward as if pressed from above or flattened along the dorsal and ventral surfaces | - |
| depressing | (adjective) causing sad feelings of gloom and inadequacy | Synonyms: cheerless, uncheerful |
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| depressingly | (adverb) in a depressing manner or to a depressing degree | - |
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| depression | (noun) pushing down | - |
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| (noun) sad feelings of gloom and inadequacy | - |
| (noun) a sunken or depressed geological formation | Synonyms: natural depression |
| (noun) angular distance below the horizon (especially of a celestial object) | - |
| (noun) a concavity in a surface produced by pressing | Synonyms: impression, imprint |
| (noun) a mental state characterized by a pessimistic sense of inadequacy and a despondent lack of activity | - |
| (noun) an air mass of lower pressure; often brings precipitation | Synonyms: low |
| (noun) a long-term economic state characterized by unemployment and low prices and low levels of trade and investment | Synonyms: economic crisis, slump |
| (noun) a state of depression and anhedonia so severe as to require clinical intervention | Synonyms: clinical depression, depressive disorder |
| depressive | (noun) someone suffering psychological depression | - |
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| depressor | (noun) a device used by physician to press a part down or aside | - |
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| (noun) any skeletal muscle that draws a body part down | Synonyms: depressor muscle |
| (noun) any nerve whose activity tends to reduce the activity or tone of the body part it serves | Synonyms: depressor nerve |
| depressurise | (verb) decrease the pressure of | Synonyms: decompress, depressurize |
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| depressurize | (verb) decrease the pressure of | Synonyms: decompress, depressurise |
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| deprivation | (noun) act of depriving someone of food or money or rights | Synonyms: privation |
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| (noun) the disadvantage that results from losing something | Synonyms: loss |
| (noun) a state of extreme poverty | Synonyms: neediness, privation, want |
| deprive | (verb) take away | Synonyms: impoverish |
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| (verb) keep from having, keeping, or obtaining | - |
| (verb) take away possessions from someone | Synonyms: divest, strip |
| deprived | (adjective) marked by deprivation especially of the necessities of life or healthful environmental influences | Synonyms: disadvantaged |
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| depth | (noun) the extent downward or backward or inward | Synonyms: deepness |
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| (noun) degree of psychological or intellectual profundity | - |
| (noun) the attribute or quality of being deep, strong, or intense | - |
| (noun) the intellectual ability to penetrate deeply into ideas | Synonyms: astuteness, deepness, profoundness, profundity |
| (noun) (usually plural) a low moral state | - |
| depths | (noun) (plural) the deepest and most remote part | - |
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| deputation | (noun) authorizing subordinates to make certain decisions | Synonyms: delegating, delegation, relegating, relegation |
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| (noun) a group of representatives or delegates | Synonyms: commission, delegacy, delegation, mission |
| depute | (verb) transfer power to someone | Synonyms: delegate |
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| (verb) appoint as a substitute | Synonyms: deputise, deputize |
| (verb) give an assignment to (a person) to a post, or assign a task to (a person) | Synonyms: assign, delegate, designate |
| deputise | (verb) appoint as a substitute | Synonyms: depute, deputize |
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| (verb) act as a substitute | Synonyms: deputize, step in, substitute |
| deputize | (verb) appoint as a substitute | Synonyms: depute, deputise |
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| (verb) act as a substitute | Synonyms: deputise, step in, substitute |
| deputy | (noun) an assistant with power to act when his superior is absent | Synonyms: lieutenant |
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| (noun) someone authorized to exercise the powers of sheriff in emergencies | Synonyms: deputy sheriff |
| (noun) a person appointed to represent or act on behalf of others | Synonyms: surrogate |
| (noun) a member of the lower chamber of a legislative assembly (such as in France) | - |
| diazepam | (noun) a tranquilizer (trade name Valium) used to relieve anxiety and relax muscles; acts by enhancing the inhibitory actions of the neurotransmitter GABA; can also be used as an anticonvulsant drug in cases of nerve agent poisoning | Synonyms: Valium |
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| diencephalon | (noun) the posterior division of the forebrain; connects the cerebral hemispheres with the mesencephalon | Synonyms: betweenbrain, interbrain, thalmencephalon |
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| dihydrostreptomycin | (noun) antibiotic consisting of a hydrogenated form of streptomycin; used against tuberculosis and tularemia and Gram-negative organisms | - |
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| disceptation | (noun) a contentious speech act; a dispute where there is strong disagreement | Synonyms: arguing, argument, contention, contestation, controversy, disputation, tilt |
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| discrepancy | (noun) a difference between conflicting facts or claims or opinions | Synonyms: disagreement, divergence, variance |
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| (noun) an event that departs from expectations | Synonyms: variance, variant |
| discrepant | (adjective) not in accord | Synonyms: at variance, dissonant |
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| (adjective) not in agreement | Synonyms: inconsistent |
| (adjective) not compatible with other facts | Synonyms: incompatible |
| disrepair | (noun) in need of repairs; in need of repair | - |
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| disreputability | (noun) dishonorableness by virtue of lacking respectability or a good reputation | Synonyms: disreputableness, unrespectability |
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| disreputable | (adjective) lacking respectability in character or behavior or appearance | - |
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| disreputableness | (noun) dishonorableness by virtue of lacking respectability or a good reputation | Synonyms: disreputability, unrespectability |
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| disreputably | (adverb) in a disreputable manner | - |
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| disrepute | (noun) the state of being held in low esteem | Synonyms: discredit |
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| dolichocephalic | (adjective) having a relatively long head with a cephalic index of under 75 | Synonyms: dolichocranial, dolichocranic |
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| (noun) an adult with a long narrow head | - |
| dolichocephalism | (noun) the quality of being dolichocephalic | Synonyms: dolichocephaly |
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| dolichocephaly | (noun) the quality of being dolichocephalic | Synonyms: dolichocephalism |
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| doorkeeper | (noun) someone who guards an entrance | Synonyms: door guard, doorman, gatekeeper, hall porter, ostiary, porter |
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| (noun) an official stationed at the entrance of a courtroom or legislative chamber | Synonyms: usher |
| (noun) the lowest of the minor Holy Orders in the unreformed Western Church but now suppressed by the Roman Catholic Church | Synonyms: ostiarius, ostiary |
| doorstep | (noun) the sill of a door; a horizontal piece of wood or stone that forms the bottom of a doorway and offers support when passing through a doorway | Synonyms: doorsill, threshold |
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| doxepin | (noun) a tricyclic antidepressant (trade names Adapin and Sinequan) with numerous side effects (dry mouth and sedation and gastrointestinal disturbances) | Synonyms: Adapin, doxepin hydrochloride, Sinequan |
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| dubstep | (noun) A genre of electronic music descended from 2-step garage, characterised by its dark mood, sparse, half-step and two-step rhythms, an average bpm of 140 and an emphasis on sub-bass. | - |
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| dyspepsia | (noun) a disorder of digestive function characterized by discomfort or heartburn or nausea | Synonyms: indigestion, stomach upset, upset stomach |
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| dyspeptic | (adjective) irritable as if suffering from indigestion | Synonyms: atrabilious, bilious, liverish |
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| (adjective) suffering from dyspepsia | - |
| (noun) a person suffering from indigestion | - |
| echoencephalogram | (noun) a graphical image of the brain produced by an echoencephalograph | - |
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| echoencephalograph | (noun) a sonograph that creates an image of the brain and its abnormalities | - |
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| echoencephalography | (noun) a noninvasive diagnostic procedure that uses ultrasound to study the anatomy of the brain | - |
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| electrodeposition | (noun) the deposition of a substance on an electrode by the action of electricity (especially by electrolysis) | - |
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| electroencephalogram | (noun) a graphical record of electrical activity of the brain; produced by an electroencephalograph | Synonyms: EEG, encephalogram |
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| electroencephalograph | (noun) medical instrument that records electric currents generated by the brain | - |
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| electroencephalographic | (adjective) of or relating to an electroencephalograph | - |
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| electrosleep | (noun) unconsciousness brought about by the passage of a low voltage electric current through the brain | - |
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| elephant | (noun) five-toed pachyderm | - |
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| (noun) the symbol of the Republican Party; introduced in cartoons by Thomas Nast in 1874 | - |
| elephantiasis | (noun) hypertrophy of certain body parts (usually legs and scrotum); the end state of the disease filariasis | - |
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| elephantine | (adjective) of great mass; huge and bulky | Synonyms: gargantuan, giant, jumbo |
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| encephalartos | (noun) any of numerous cycads of the genus Encephalartos having stout cylindrical trunks and a terminal crown of long often spiny pinnate leaves | - |
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| encephalitis | (noun) inflammation of the brain usually caused by a virus; symptoms include headache and neck pain and drowsiness and nausea and fever (`phrenitis' is no longer in scientific use) | Synonyms: cephalitis, phrenitis |
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| encephalocele | (noun) protrusion of brain tissue through a congenital fissure in the skull | - |
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| encephalogram | (noun) an X ray of the brain made by replacing spinal fluid with a gas (usually oxygen) to improve contrast | Synonyms: pneumoencephalogram |
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| (noun) a graphical record of electrical activity of the brain; produced by an electroencephalograph | Synonyms: EEG, electroencephalogram |
| encephalograph | (noun) Any apparatus used to produce an encephalogram by recording electric currents generated by the brain. | - |
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| encephalography | (noun) roentgenography of the brain after spinal fluid has been replaced by a gas (usually oxygen); produces an encephalogram | - |
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| encephalomeningitis | (noun) inflammation of the brain and spinal cord and their meninges | Synonyms: cerebromeningitis, meningoencephalitis |
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| encephalomyelitis | (noun) inflammation of the brain and spinal cord | - |
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| encephalon | (noun) that part of the central nervous system that includes all the higher nervous centers; enclosed within the skull; continuous with the spinal cord | Synonyms: brain |
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