| crepitation | (noun) the sharp sound of snapping noises | Synonyms: crackle, crackling |
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| crepuscle | (noun) the time of day immediately following sunset | Synonyms: crepuscule, dusk, evenfall, fall, gloam, gloaming, nightfall, twilight |
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| crepuscule | (noun) the time of day immediately following sunset | Synonyms: crepuscle, dusk, evenfall, fall, gloam, gloaming, nightfall, twilight |
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| cyproheptadine | (noun) an antihistamine (trade name Periactin) used to treat some allergic reactions | Synonyms: Periactin |
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| deception | (noun) the act of deceiving | Synonyms: deceit, dissembling, dissimulation |
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| (noun) an illusory feat; considered magical by naive observers | Synonyms: conjuration, conjuring trick, illusion, legerdemain, magic, magic trick, thaumaturgy, trick |
| (noun) a misleading falsehood | Synonyms: deceit, misrepresentation |
| deceptiveness | (noun) the quality of being deceptive | Synonyms: obliquity |
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| decrepitation | (noun) the crackling or breaking up of certain crystals when they are heated | - |
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| decrepitude | (noun) a state of deterioration due to old age or long use | Synonyms: dilapidation |
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| (noun) The quality or state of being wasted and weakened by or as if by the infirmities of old age. | - |
| deep | (noun) a long steep-sided depression in the ocean floor | Synonyms: oceanic abyss, trench |
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| (noun) literary term for an ocean | - |
| (noun) the central and most intense or profound part | - |
| deepening | (noun) a process of becoming deeper and more profound | - |
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| deepness | (noun) the quality of being physically deep | Synonyms: profoundness, profundity |
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| (noun) the extent downward or backward or inward | Synonyms: depth |
| (noun) a low pitch that is loud and voluminous | - |
| (noun) the intellectual ability to penetrate deeply into ideas | Synonyms: astuteness, depth, profoundness, profundity |
| deoxyephedrine | (noun) an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant | Synonyms: chalk, chicken feed, crank, glass, ice, meth, methamphetamine, methamphetamine hydrochloride, Methedrine, shabu, trash |
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| departed | (noun) someone who is no longer alive | Synonyms: dead person, dead soul, deceased, deceased person, decedent |
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| departer | (noun) someone who leaves | Synonyms: goer, leaver |
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| department | (noun) a specialized sphere of knowledge | - |
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| (noun) a specialized division of a large organization | Synonyms: section |
| (noun) the territorial and administrative division of some countries (such as France) | - |
| departure | (noun) the act of departing | Synonyms: going, going away, leaving |
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| (noun) euphemistic expressions for death | Synonyms: exit, expiration, going, loss, passing, release |
| (noun) a variation that deviates from the standard or norm | Synonyms: deviation, difference, divergence |
| dependability | (noun) the quality of being dependable or reliable | Synonyms: dependableness, reliability, reliableness |
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| dependableness | (noun) the quality of being dependable or reliable | Synonyms: dependability, reliability, reliableness |
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| dependance | (noun) the state of relying on or being controlled by someone or something else | Synonyms: dependence, dependency |
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| (noun) being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs) | Synonyms: addiction, dependence, dependency, habituation |
| dependant | (noun) a person who relies on another person for support (especially financial support) | Synonyms: dependent |
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| dependence | (noun) the state of relying on or being controlled by someone or something else | Synonyms: dependance, dependency |
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| (noun) being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs) | Synonyms: addiction, dependance, dependency, habituation |
| dependency | (noun) a geographical area politically controlled by a distant country | Synonyms: colony |
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| (noun) the state of relying on or being controlled by someone or something else | Synonyms: dependance, dependence |
| (noun) being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs) | Synonyms: addiction, dependance, dependence, habituation |
| dependent | (noun) a person who relies on another person for support (especially financial support) | Synonyms: dependant |
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| depersonalisation | (noun) representing a human being as a physical thing deprived of personal qualities or individuality | Synonyms: depersonalization, reification |
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| (noun) emotional dissociative disorder in which there is loss of contact with your own personal reality accompanied by feelings of unreality and strangeness | Synonyms: depersonalisation disorder, depersonalisation neurosis, depersonalization, depersonalization disorder, depersonalization neurosis |
| (noun) (existentialism) a loss of personal identity; a feeling of being an anonymous cog in an impersonal social machine | Synonyms: depersonalization |
| depersonalization | (noun) representing a human being as a physical thing deprived of personal qualities or individuality | Synonyms: depersonalisation, reification |
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| (noun) emotional dissociative disorder in which there is loss of contact with your own personal reality accompanied by feelings of unreality and strangeness | Synonyms: depersonalisation, depersonalisation disorder, depersonalisation neurosis, depersonalization disorder, depersonalization neurosis |
| (noun) (existentialism) a loss of personal identity; a feeling of being an anonymous cog in an impersonal social machine | Synonyms: depersonalisation |
| depicting | (noun) a representation by picture or portraiture | Synonyms: depiction, portrayal, portraying |
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| depiction | (noun) representation by drawing or painting etc | Synonyms: delineation, portrayal |
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| (noun) a drawing of the outlines of forms or objects | Synonyms: delineation, limning, line drawing |
| (noun) a representation by picture or portraiture | Synonyms: depicting, portrayal, portraying |
| (noun) a graphic or vivid verbal description | Synonyms: characterisation, characterization, delineation, picture, word-painting, word picture |
| depigmentation | (noun) absence or loss of pigmentation (or less than normal pigmentation) in the skin or hair | - |
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| depilation | (noun) the act of removing hair (as from an animal skin) | Synonyms: epilation |
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| (noun) the condition of being void of hair | Synonyms: hairlessness |
| depilator | (noun) a cosmetic for temporary removal of undesired hair | Synonyms: depilatory, epilator |
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| depilatory | (noun) a cosmetic for temporary removal of undesired hair | Synonyms: depilator, epilator |
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| (noun) a chemical (usually a sulfide) used to remove hair or wool or bristles from hides | - |
| depletion | (noun) the act of decreasing something markedly | - |
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| (noun) the state of being depleted | - |
| deployment | (noun) the distribution of forces in preparation for battle or work | - |
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| depolarisation | (noun) a loss of polarity or polarization | Synonyms: depolarization |
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| depolarization | (noun) a loss of polarity or polarization | Synonyms: depolarisation |
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| deponent | (noun) a person who testifies or gives a deposition | Synonyms: deposer, testifier |
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| depopulation | (noun) the condition of having reduced numbers of inhabitants (or no inhabitants at all) | - |
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| 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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| 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 |
| 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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| 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 |
| 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 | - |
| 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 |
| depreciator | (noun) one who disparages or belittles the worth of something | Synonyms: detractor, disparager, knocker |
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| depredation | (noun) an act of plundering and pillaging and marauding | Synonyms: predation |
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| (noun) (usually plural) a destructive action | Synonyms: ravage |
| depressant | (noun) a drug that reduces excitability and calms a person | Synonyms: downer, sedative, sedative drug |
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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 |
| 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 |
| 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 |
| 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 |
| 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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| disreputableness | (noun) dishonorableness by virtue of lacking respectability or a good reputation | Synonyms: disreputability, unrespectability |
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| disrepute | (noun) the state of being held in low esteem | Synonyms: discredit |
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| dolichocephalic | (noun) an adult with a long narrow head | - |
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| 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 | (noun) a person suffering from indigestion | - |
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| 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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| 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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| 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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| encephalopathy | (noun) any disorder or disease of the brain | Synonyms: brain disease, brain disorder |
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