Glossary · Nouns · D
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TermTypeDefinitionClassificationsUpdated
Down QuarknounMWEa stable quark with an electric charge of -1/3 and a mass 607 times that of an electronverified
Downfallnounthe falling to earth of any form of water (rain or snow or hail or sleet or mist)verified
Downshiftnouna change from a financially rewarding but stressful career to a less well paid but more fulfilling oneverified
Downticknouna transaction in the stock market at a price below the price of the preceding transactionverified
Downtimenouna period of time when something (as a machine or factory) is not operating (especially as a result of malfunctions)verified
Downy BirchnounMWEEuropean birch with dull white to pale brown bark and somewhat drooping hairy branchesverified
Downy BromenounMWEannual or winter annual grass with softly hairy leaves of the Mediterraneanverified
Downy BromegrassnounMWEannual or winter annual grass with softly hairy leaves of the Mediterraneanverified
Downy CheatnounMWEannual or winter annual grass with softly hairy leaves of the Mediterraneanverified
Downy ChessnounMWEannual or winter annual grass with softly hairy leaves of the Mediterraneanverified
Downy Ground CherrynounMWEdecorative American annual having round fleshy yellow berries enclosed in a bladderlike huskverified
Downy HawnounMWEAmerican red-fruited hawthorn with stems and leaves densely covered with short woolly hairsverified
Downy ManzanitanounMWEerect openly branched California shrub whose twigs are woolly when youngverified
Downy MildewnounMWEany of various fungi of the family Peronosporaceae parasitic on e.g. grapes and potatoes and melonsverified
Downy PoplarnounMWENorth American poplar with large rounded scalloped leaves and brownish bark and woodverified
Downy WoodpeckernounMWEsmall North American woodpecker with black and white plumage and a small billverified
Downy Yellow VioletnounMWEviolet of eastern North America having softly pubescent leaves and stems and clear yellow flowers with brown-purple veinsverified
Dowsing RodnounMWEforked stick that is said to dip down to indicate underground water or oilverified
Doxazosinnounan antihypertensive drug (trade name Cardura) that works by relaxing blood vessels so that blood passes through them more easilyverified
Doxepinnouna tricyclic antidepressant (trade names Adapin and Sinequan) with numerous side effects (dry mouth and sedation and gastrointestinal disturbances)verified
Doxepin HydrochloridenounMWEa tricyclic antidepressant (trade names Adapin and Sinequan) with numerous side effects (dry mouth and sedation and gastrointestinal disturbances)verified
Doxycyclinenounan antibiotic derived from tetracycline that is effective against many infectionsverified
Drabanounany 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 stemsverified
Drachmnouna British imperial capacity measure (liquid or dry) equal to 60 minims or 3.5516 cubic centimetersverified
Dracunculiasisnouna 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 skinverified
Drag CoefficientnounMWEthe ratio of the drag on a body moving through air to the product of the velocity and the surface area of the bodyverified
Dragnetnouna system of coordinated measures for apprehending (criminals or other individuals)verified
Dragon's BloodnounMWEa dark red resinous substance derived from various trees and used in photoengravingverified
Dragon's MouthnounMWEa bog orchid with usually a solitary fragrant magenta pink blossom with a wide gaping corollaverified
Dragonflynounslender-bodied non-stinging insect having iridescent wings that are outspread at restverified
DragonheadnounAmerican herb having sharply serrate lanceolate leaves and spikes of blue to violet flowersverified