| chondrosarcoma | (noun) a malignant neoplasm of cartilage cells | - |
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| chondrule | (noun) small granule (of e.g. chrysolite) found in some meteoric rocks | - |
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| clepsydra | (noun) clock that measures time by the escape of water | Synonyms: water clock, water glass |
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| coatdress | (noun) a dress that is tailored like a coat and buttons up the front | - |
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| conundrum | (noun) a difficult problem | Synonyms: brain-teaser, enigma, riddle |
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| costochondritis | (noun) inflammation at the junction of a rib and its cartilage | - |
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| cuckoldry | (noun) the practice of making cuckolds; sexual conquests of married women | - |
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| cyanohydrin | (noun) any organic compound in which the cyano radical -CN and the hydroxyl radical -OH are attached to the same carbon atom | - |
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| cylindric | (adjective) having the form of a cylinder | Synonyms: cylindrical |
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| cylindrical | (adjective) having the form of a cylinder | Synonyms: cylindric |
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| cylindricality | (noun) the roundness of a 3-dimensional cylinder | Synonyms: cylindricalness |
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| cylindricalness | (noun) the roundness of a 3-dimensional cylinder | Synonyms: cylindricality |
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| dandruff | (noun) loose scales shed from the scalp | - |
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| (noun) a condition in which white scales of dead skin are shed by the scalp | - |
| daydream | (noun) absentminded dreaming while awake | Synonyms: air castle, castle in Spain, castle in the air, daydreaming, oneirism, reverie, revery |
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| (verb) have a daydream; indulge in a fantasy | Synonyms: dream, stargaze, woolgather |
| (verb) have dreamlike musings or fantasies while awake | Synonyms: moon |
| daydreamer | (noun) someone who indulges in idle or absentminded daydreaming | Synonyms: woolgatherer |
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| daydreaming | (noun) absentminded dreaming while awake | Synonyms: air castle, castle in Spain, castle in the air, daydream, oneirism, reverie, revery |
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| decahedron | (noun) any polyhedron having ten plane faces | - |
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| dehydrate | (verb) lose water or moisture | Synonyms: desiccate, dry up, exsiccate |
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| (verb) remove water from | Synonyms: desiccate |
| (verb) preserve by removing all water and liquids from | Synonyms: desiccate |
| dehydrated | (adjective) preserved by removing natural moisture | Synonyms: desiccated, dried |
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| (adjective) suffering from excessive loss of water from the body | - |
| dehydration | (noun) the process of extracting moisture | Synonyms: desiccation, drying up, evaporation |
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| (noun) dryness resulting from the removal of water | Synonyms: desiccation |
| (noun) depletion of bodily fluids | - |
| dehydrogenate | (verb) remove hydrogen from | - |
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| dehydroretinol | (noun) a viscous alcohol that is less active in mammals than is vitamin A1 | Synonyms: vitamin A2 |
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| dendriform | (adjective) resembling a tree in form and branching structure | Synonyms: arboreal, arboreous, arborescent, arboresque, arboriform, dendroid, dendroidal, tree-shaped, treelike |
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| dendrite | (noun) short fiber that conducts toward the cell body of the neuron | - |
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| dendritic | (adjective) (neuroscience) of or relating to or resembling a dendrite | - |
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| dendrobium | (noun) a plant of the genus Dendrobium having stems like cane and usually showy racemose flowers | - |
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| dendroid | (adjective) resembling a tree in form and branching structure | Synonyms: arboreal, arboreous, arborescent, arboresque, arboriform, dendriform, dendroidal, tree-shaped, treelike |
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| dendroidal | (adjective) resembling a tree in form and branching structure | Synonyms: arboreal, arboreous, arborescent, arboresque, arboriform, dendriform, dendroid, tree-shaped, treelike |
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| dendrology | (noun) the study of wooden plants | - |
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| 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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| dewdrop | (noun) a drop of dew | - |
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| diadromous | (adjective) (used of fish) migratory between fresh and salt waters | - |
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| dichondra | (noun) a creeping perennial herb with hairy stems and orbicular to reniform leaves and small white to greenish flowers; used as a grass substitute in warm regions | Synonyms: Dichondra micrantha |
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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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| dihydroxyphenylalanine | (noun) amino acid that is formed in the liver and converted into dopamine in the brain | Synonyms: dopa |
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| dimenhydrinate | (noun) antihistamine and antiemetic (trade name Dramamine) used to treat motion sickness | Synonyms: Dramamine |
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| diphenhydramine | (noun) antihistamine (trade name Benadryl) used to treat allergic reactions involving the nasal passages (hay fever) and also to treat motion sickness | Synonyms: Benadryl |
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| docudrama | (noun) a film or TV program presenting the facts about a person or event | Synonyms: documentary, documentary film, infotainment |
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| dodecahedron | (noun) any polyhedron having twelve plane faces | - |
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| doldrums | (noun) a belt of calms and light winds between the northern and southern trade winds of the Atlantic and Pacific | - |
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| (noun) a state of inactivity (in business or art etc) | Synonyms: stagnancy, stagnation |
| downdraft | (noun) a strong downward air current | - |
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| drab | (adjective) of a light brownish green color | Synonyms: olive-drab |
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| (adjective) lacking brightness or color; dull | Synonyms: sober, somber, sombre |
| (adjective) causing dejection | Synonyms: blue, dark, dingy, disconsolate, dismal, drear, dreary, gloomy, grim, sorry |
| (adjective) lacking in liveliness or charm or surprise | Synonyms: dreary |
| (noun) a dull greyish to yellowish or light olive brown | Synonyms: olive drab |
| draba | (noun) any of numerous low-growing cushion-forming plants of the genus Draba having rosette-forming leaves and terminal racemes of small flowers with scapose or leafy stems; fruit is a dehiscent oblong or linear silique | - |
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| drably | (adverb) in a drab manner | - |
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| drabness | (noun) having a drab or dowdy quality; lacking stylishness or elegance | Synonyms: dowdiness, homeliness |
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| dracaena | (noun) an agave that is often cultivated for its decorative foliage | - |
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| drachm | (noun) a unit of apothecary weight equal to an eighth of an ounce or to 60 grains | Synonyms: drachma, dram |
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| (noun) a unit of capacity or volume in the apothecary system equal to one eighth of a fluid ounce | Synonyms: fluid drachm, fluid dram, fluidram |
| (noun) a British imperial capacity measure (liquid or dry) equal to 60 minims or 3.5516 cubic centimeters | Synonyms: fluid drachm, fluid dram, fluidram |
| drachma | (noun) formerly the basic unit of money in Greece | Synonyms: Greek drachma |
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| (noun) a unit of apothecary weight equal to an eighth of an ounce or to 60 grains | Synonyms: drachm, dram |
| dracontium | (noun) any plant of the genus Dracontium; strongly malodorous tropical American plants usually with gigantic leaves | - |
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| dracunculiasis | (noun) a painful and debilitating infestation contracted by drinking stagnant water contaminated with Guinea worm larvae that can mature inside a human's abdomen until the worm emerges through a painful blister in the person's skin | Synonyms: Guinea worm, Guinea worm disease |
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| draff | (noun) the residue of malt and grain which remains in the mash-kettle after the mashing and lautering process. | Synonyms: brewer's grain, spent grain |
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| draft | (noun) the act of moving a load by drawing or pulling | Synonyms: draught, drawing |
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| (noun) a large and hurried swallow | Synonyms: draught, gulp, swig |
| (noun) compulsory military service | Synonyms: conscription, muster, selective service |
| (noun) a dose of liquid medicine | Synonyms: draught |
| (noun) a preliminary sketch of a design or picture | Synonyms: rough drawing |
| (noun) a regulator for controlling the flow of air in a fireplace | - |
| (noun) the depth of a vessel's keel below the surface (especially when loaded) | Synonyms: draught |
| (noun) any of the various versions in the development of a written work | Synonyms: draft copy |
| (noun) a serving of drink (usually alcoholic) drawn from a keg | Synonyms: draught, potation, tipple |
| (noun) a current of air (usually coming into a chimney or room or vehicle) | Synonyms: draught |
| (noun) a document ordering the payment of money; drawn by one person or bank on another | Synonyms: bill of exchange, order of payment |
| (verb) engage somebody to enter the army | Synonyms: enlist, muster in |
| (verb) draw up an outline or sketch for something | Synonyms: outline |
| (verb) make a blueprint of | Synonyms: blueprint, draught |
| draftee | (noun) someone who is drafted into military service | Synonyms: conscript, inductee |
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| drafter | (noun) a writer of a draft | - |
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| drafting | (noun) the creation of artistic pictures or diagrams | Synonyms: draftsmanship, drawing |
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| (noun) writing a first version to be filled out and polished later | - |
| (noun) the craft of drawing blueprints | Synonyms: mechanical drawing |
| draftsman | (noun) a skilled worker who draws plans of buildings or machines | Synonyms: draftsperson, draughtsman |
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| (noun) an artist skilled at drawing | Synonyms: drawer |
| draftsmanship | (noun) the creation of artistic pictures or diagrams | Synonyms: drafting, drawing |
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| draftsperson | (noun) a skilled worker who draws plans of buildings or machines | Synonyms: draftsman, draughtsman |
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| drafty | (adjective) not airtight | Synonyms: draughty |
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| drag | (noun) the act of dragging (pulling with force) | - |
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| (noun) a slow inhalation (as of tobacco smoke) | Synonyms: puff, pull |
| (noun) clothing that is conventionally worn by the opposite sex (especially women's clothing when worn by a man) | - |
| (noun) something tedious and boring | - |
| (noun) something that slows or delays progress | - |
| (noun) the phenomenon of resistance to motion through a fluid | Synonyms: retarding force |
| (verb) proceed for an extended period of time | Synonyms: drag on, drag out |
| (verb) persuade to come away from something attractive or interesting | - |
| (verb) suck in or take (air) | Synonyms: draw, puff |
| (verb) pull, as against a resistance | - |
| (verb) draw slowly or heavily | Synonyms: cart, hale, haul |
| (verb) search (as the bottom of a body of water) for something valuable or lost | Synonyms: dredge |
| (verb) to lag or linger behind | Synonyms: drop back, drop behind, get behind, hang back, trail |
| (verb) walk without lifting the feet | Synonyms: scuff |
| (verb) move slowly and as if with great effort | - |
| (verb) use an input device to move objects on the screen, or to select items (such as commands from a menu); drag the slider to increase or decrease rate; drag the handles on the image to resize it | - |
| (verb) force into some kind of situation, condition, or course of action | Synonyms: drag in, embroil, sweep, sweep up, tangle |
| dragee | (noun) pill that is a sugar-coated medicated candy | - |
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| (noun) sugar-coated nut or fruit piece | - |
| (noun) silvery candy beads used for decorating cakes | - |
| dragger | (noun) a fishing boat that uses a trawl net or dragnet to catch fish | Synonyms: trawler |
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| (noun) someone who pulls or tugs or drags in an effort to move something | Synonyms: puller, tugger |
| dragging | (adjective) marked by a painfully slow and effortful manner | - |
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| draggingly | (adverb) in a dragging manner | - |
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| draggle | (verb) make wet and dirty, as from rain | Synonyms: bedraggle |
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| draggled | (adjective) limp and soiled as if dragged in the mud | Synonyms: bedraggled |
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| dragnet | (noun) a conical fishnet dragged through the water at great depths | Synonyms: trawl, trawl net |
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| (noun) a system of coordinated measures for apprehending (criminals or other individuals) | - |
| dragoman | (noun) an interpreter and guide in the Near East; in the Ottoman Empire in the 18th and 19th centuries a translator of European languages for the Turkish and Arab authorities and most dragomans were Greek (many reached high positions in the government) | - |
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| dragon | (noun) any of several small tropical Asian lizards capable of gliding by spreading winglike membranes on each side of the body | Synonyms: flying dragon, flying lizard |
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| (noun) a fiercely vigilant and unpleasant woman | Synonyms: tartar |
| (noun) a creature of Teutonic mythology; usually represented as breathing fire and having a reptilian body and sometimes wings | Synonyms: European dragon, firedrake |
| dragonet | (noun) small often brightly colored scaleless marine bottom-dwellers; found in tropical and warm temperate waters of Europe and America | - |
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| dragonfly | (noun) slender-bodied non-stinging insect having iridescent wings that are outspread at rest; adults and nymphs feed on mosquitoes etc. | Synonyms: darning needle, devil's darning needle, mosquito hawk, sewing needle, skeeter hawk, snake doctor, snake feeder |
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| dragonhead | (noun) American herb having sharply serrate lanceolate leaves and spikes of blue to violet flowers | Synonyms: Dracocephalum parviflorum, dragon's head |
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| dragoon | (noun) a member of a European military unit formerly composed of heavily armed cavalrymen | - |
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| (verb) compel by coercion, threats, or crude means | Synonyms: railroad, sandbag |
| (verb) subjugate by imposing troops | - |
| drain | (noun) emptying something accomplished by allowing liquid to run out of it | Synonyms: drainage |
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| (noun) a gradual depletion of energy or resources | - |
| (noun) a pipe through which liquid is carried away | Synonyms: drainpipe, waste pipe |
| (noun) tube inserted into a body cavity (as during surgery) to remove unwanted material | - |
| (verb) empty of liquid; drain the liquid from | - |
| (verb) make weak | Synonyms: debilitate, enfeeble |
| (verb) deplete of resources | - |
| (verb) flow off gradually | Synonyms: run out |
| drainage | (noun) emptying something accomplished by allowing liquid to run out of it | Synonyms: drain |
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| drainboard | (noun) a board beside a kitchen sink and inclined to drain into the sink | Synonyms: draining board |
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| drained | (adjective) emptied or exhausted of (as by drawing off e.g. water or other liquid) | - |
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| (adjective) extremely exhausted | Synonyms: knackered |
| (adjective) drained of electric charge; discharged | Synonyms: dead |
| draining | (adjective) having a debilitating effect | Synonyms: exhausting |
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| drainpipe | (noun) a pipe through which liquid is carried away | Synonyms: drain, waste pipe |
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| drainplug | (noun) a removable plug for holding water in a tub or basin | - |
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| drake | (noun) adult male of a wild or domestic duck | - |
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| dram | (noun) the basic unit of money in Armenia | - |
|---|
| (noun) 1/16 ounce or 1.771 grams | - |
| (noun) a unit of apothecary weight equal to an eighth of an ounce or to 60 grains | Synonyms: drachm, drachma |
| drama | (noun) the quality of being arresting or highly emotional | - |
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| (noun) the literary genre of works intended for the theater | - |
| (noun) a dramatic work intended for performance by actors on a stage | Synonyms: dramatic play, play |
| (noun) an episode that is turbulent or highly emotional | Synonyms: dramatic event |
| dramatic | (adjective) suitable to or characteristic of drama | - |
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| (adjective) used of a singer or singing voice that is marked by power and expressiveness and a histrionic or theatrical style | - |
| (adjective) pertaining to or characteristic of drama | - |
| (adjective) sensational in appearance or thrilling in effect | Synonyms: spectacular, striking |
| dramatically | (adverb) in a dramatic manner | - |
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| (adverb) with respect to dramatic value | - |
| (adverb) in a very impressive manner | - |
| dramatics | (noun) participation in theatrical productions as an extracurricular activity | - |
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| (noun) the art of writing and producing plays | Synonyms: dramatic art, dramaturgy, theater, theatre |
| dramatisation | (noun) a dramatic representation | Synonyms: dramatization |
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| (noun) conversion into dramatic form | Synonyms: dramatization |
| dramatise | (verb) add details to | Synonyms: aggrandise, aggrandize, blow up, dramatize, embellish, embroider, lard, pad |
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| (verb) represent something in a dramatic manner | Synonyms: dramatize |
| (verb) put into dramatic form | Synonyms: adopt, dramatize |
| dramatist | (noun) someone who writes plays | Synonyms: playwright |
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| dramatization | (noun) a dramatic representation | Synonyms: dramatisation |
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| (noun) conversion into dramatic form | Synonyms: dramatisation |
| dramatize | (verb) add details to | Synonyms: aggrandise, aggrandize, blow up, dramatise, embellish, embroider, lard, pad |
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| (verb) represent something in a dramatic manner | Synonyms: dramatise |
| (verb) put into dramatic form | Synonyms: adopt, dramatise |
| dramaturgic | (adjective) relating to the technical aspects of drama | Synonyms: dramaturgical |
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| dramaturgical | (adjective) relating to the technical aspects of drama | Synonyms: dramaturgic |
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| dramaturgy | (noun) the art of writing and producing plays | Synonyms: dramatic art, dramatics, theater, theatre |
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| drape | (noun) hanging cloth used as a blind (especially for a window) | Synonyms: curtain, drapery, mantle, pall |
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| (noun) a sterile covering arranged over a patient's body during a medical examination or during surgery in order to reduce the possibility of contamination | - |
| (noun) the manner in which fabric hangs or falls | - |
| (verb) arrange in a particular way | - |
| (verb) place casually | - |
| (verb) cover as if with clothing | Synonyms: cloak, clothe, robe |
| (verb) cover or dress loosely with cloth | - |
| draped | (adjective) covered with or as if with clothes or a wrap or cloak | Synonyms: cloaked, clothed, mantled, wrapped |
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| (adjective) covered in folds of cloth | - |
| draper | (noun) a dealer in fabrics and sewing materials (and sometimes in clothing and drygoods) | - |
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| drapery | (noun) hanging cloth used as a blind (especially for a window) | Synonyms: curtain, drape, mantle, pall |
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| (noun) cloth gracefully draped and arranged in loose folds | - |
| drastic | (adjective) forceful and extreme and rigorous | - |
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| drastically | (adverb) in a drastic manner | - |
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