home/glossary/Nouns · D

Glossary · Nouns · D

L1 — paginated flat list. Pick a POS, pick a letter.

TermTypeDefinitionClassificationsUpdated
Diphenhydraminenounantihistamine (trade name Benadryl) used to treat allergic reactions involving the nasal passages (hay fever) and also to treat motion sicknessverifiedMay 18, 2026
Diphenylbutyl PiperidinenounMWEa group of antipsychotic drugs used mainly in the treatment of schizophreniaverifiedMay 18, 2026
Diphenylhydantoinnounan anticonvulsant drug (trade name Dilantin) used to treat epilepsy and that is not a sedativeverifiedMay 18, 2026
Diphtherianounacute contagious infection caused by the bacterium Corynebacterium diphtheriaeverifiedMay 18, 2026
Diphthongnouna vowel sound that starts near the articulatory position for one vowel and moves toward the position for anotherverifiedMay 18, 2026
Diplegianounparalysis of corresponding parts on both sides of the bodyverifiedMay 18, 2026
DiplococcusnounGram-positive bacteria usually occurring in pairsverifiedMay 18, 2026
Diplodocusnouna huge quadrupedal herbivore with long neck and tailverifiedMay 18, 2026
Diploic VeinnounMWEone of the veins serving the spongy part of the cranial bonesverifiedMay 18, 2026
Diploidynounthe condition of being diploidverifiedMay 18, 2026
Diplomanouna document certifying the successful completion of a course of studyverifiedMay 18, 2026
Diplomacynounwisdom in the management of public affairsverifiedMay 18, 2026
Diplomatnounan official engaged in international negotiationsverifiedMay 18, 2026
Diplomatenounmedical specialist whose competence has been certified by a diploma granted by an appropriate professional groupverifiedMay 18, 2026
Diplomatic BuildingnounMWEgovernment building in which diplomats live or workverifiedMay 18, 2026
Diplomatic CorpsnounMWEthe body of diplomatic personnelverifiedMay 18, 2026
Diplomatic ImmunitynounMWEexemption from taxation or normal processes of law that is offered to diplomatic personnel in a foreign countryverifiedMay 18, 2026
Diplomatic MinisternounMWEa diplomat representing one government to anotherverifiedMay 18, 2026
Diplomatic MissionnounMWEa mission serving diplomatic endsverifiedMay 18, 2026
Diplomatic NegotiationsnounMWEnegotiation between nationsverifiedMay 18, 2026
Diplomatic PouchnounMWEa mail pouch that is sealed shut and that is used to carry communications between a legation and its home officeverifiedMay 18, 2026
Diplomatic ServicenounMWEthe body of diplomatic personnelverifiedMay 18, 2026
Diplomatistnounan official engaged in international negotiationsverifiedMay 18, 2026
Diplopianounvisual impairment in which an object is seen as two objectsverifiedMay 18, 2026
Diplotenenounthe fourth stage of the prophase of meiosisverifiedMay 18, 2026
Dipolenounan aerial half a wavelength long consisting of two rods connected to a transmission line at the centerverifiedMay 18, 2026
Dipole AntennanounMWEan aerial half a wavelength long consisting of two rods connected to a transmission line at the centerverifiedMay 18, 2026
Dipole MoleculenounMWEa molecule that is a permanent dipoleverifiedMay 18, 2026
Dipole MomentnounMWEthe moment of a dipoleverifiedMay 18, 2026
Dippernounsmall stocky diving bird without webbed feetverifiedMay 18, 2026
Dipsomanianounan intense persistent desire to drink alcoholic beverages to excessverifiedMay 18, 2026
Dipsomaniacnouna person who drinks alcohol to excess habituallyverifiedMay 18, 2026
Dipsticknouna graduated rod dipped into a container to indicate the fluid levelverifiedMay 18, 2026
Dipterannouninsects having usually a single anterior pair of functional wings with the posterior pair reduced to small knobbed structures and mouth parts adapted for sucking, lapping or piercing; a flyverifiedMay 18, 2026
Dipterocarpnountree of the family DipterocarpaceaeverifiedMay 18, 2026
Dipterous InsectnounMWEinsects having usually a single pair of functional wings (anterior pair) with the posterior pair reduced to small knobbed structures and mouth parts adapted for sucking or lapping or piercingverifiedMay 18, 2026
Diptychnouna painting or carving (especially an altarpiece) on two panels (usually hinged like a book)verifiedMay 18, 2026
Dire StraitsnounMWEa state of extreme distressverifiedMay 18, 2026
Direct access storage device (DASD)nounMWEA magnetic disk storage device historically used in mainframe environments. DASD may also include hard drives used in personal computers.PhysicalMay 9, 2026
Direct ActionnounMWEa protest action by labor or minority groups to obtain their demandsverifiedMay 18, 2026
Direct AntonymnounMWEantonyms that are commonly associated (e.g., `wet' and `dry')verifiedMay 18, 2026
Direct ContrastnounMWEthe opposition or dissimilarity of things that are comparedverifiedMay 18, 2026
Direct CorrelationnounMWEa correlation in which large values of one variable are associated with large values of the other and small with smallverifiedMay 18, 2026
Direct CurrentnounMWEan electric current that flows in one direction steadilyverifiedMay 18, 2026
Direct data feednounMWEA process used by information aggregators to gather information directly from a website operator rather than copying it from a displayed webpage.ProcessMay 12, 2026
Direct debitnounMWEElectronic transfer, usually through ACH, out of an individual's checking (or savings) account to pay bills, such as mortgage payments, insurance premiums, and utility payments. Also referred to as "direct payment."DataRegulatedPIIMay 9, 2026
Direct depositnounMWEElectronic deposits or credit, usually through ACH, to an individual's deposit account. Common uses of direct deposit include payroll payments, Social Security benefits, and income from investments such as CDs, annuities, and mutual funds.DataRegulatedPIIMay 9, 2026
Direct DiscoursenounMWEa report of the exact words used in a discourse (e.g., 'he said `I am a fool'')verifiedMay 18, 2026
Direct DyenounMWEdye with a high affinity for cellulose fibers (cotton or rayon etc.)verifiedMay 18, 2026
Direct Electric CurrentnounMWEan electric current that flows in one direction steadilyverifiedMay 18, 2026
Direct EvidencenounMWEevidence (usually the testimony of a witness) directly related to the fact in disputeverifiedMay 18, 2026
Direct ExaminationnounMWE(law) the initial questioning of a witness by the party that called the witnessverifiedMay 18, 2026
Direct FirenounMWEfire delivered on a target that is visible to the person aiming itverifiedMay 18, 2026
Direct FlightnounMWEa flight with one or more intermediate stops but no change of aircraftverifiedMay 18, 2026
Direct LoannounMWEa loan by a lender to a customer without the use of a third partyverifiedMay 18, 2026
Direct MailnounMWEadvertising sent directly to prospective customers via the mailverifiedMay 18, 2026
Direct MailernounMWEa distributor who uses direct mail to sell merchandiseverifiedMay 18, 2026
Direct MarketingnounMWEmarketing via a promotion delivered directly to the individual prospective customerverifiedMay 18, 2026
Direct ObjectnounMWEthe object that receives the direct action of the verbverifiedMay 18, 2026
Direct presentmentnounMWEDepositary banks can present checks directly to the paying institution. The paying institution may be the depositary bank (no settlement is needed), or, if not, may settle on the books of the Federal Reserve, using the Federal Reserve's national settlement service.ProcessRegulatedMay 9, 2026
Direct PrimarynounMWEa primary where voters directly select the candidates who will run for officeverifiedMay 18, 2026
Direct QuotationnounMWEa report of the exact words used in a discourse (e.g., 'he said `I am a fool'')verifiedMay 18, 2026
Direct ShipmentnounMWEShipment of COMSEC material directly from NSA to user COMSEC accounts.ProcessRegulatedCUIMay 9, 2026
Direct SumnounMWEa union of two disjoint sets in which every element is the sum of an element from each of the disjoint setsverifiedMay 18, 2026
Direct SupportnounMWEa mission requiring one force to support another specific force and authorizing it to answer directly the supported force's request for assistanceverifiedMay 18, 2026
Direct Supporting FirenounMWEfire delivered in support of part of a force (as opposed to general supporting fire delivered in support of the force as a whole)verifiedMay 18, 2026
Direct TaxnounMWEa tax paid directly by the person or organization on whom it is leviedverifiedMay 18, 2026
Direct TidenounMWEthe occurrence of high tide on one side of the earth coinciding with high tide on the opposite sideverifiedMay 18, 2026
Direct TransmissionnounMWEa transmission mechanism in which the infectious agent is transferred directly into the body via touching or biting or kissing or sexual intercourse or by droplets entering the eye or nose or mouthverifiedMay 18, 2026
Direct TrustnounMWEa trust created by the free and deliberate act of the parties involved (usually on the basis of written documentation)verifiedMay 18, 2026
Direct-Grant SchoolnounMWEformerly a school that charged tuition fees and also received government grants in return for admitting certain non-paying students who were nominated by the local authoritiesverifiedMay 18, 2026
Directed StudynounMWEa course of study that is supervised and controlled by a specialist in the subjectverifiedMay 18, 2026
Directed VerdictnounMWEa verdict entered by the court in a jury trial without consideration by the juryverifiedMay 18, 2026
directionnounThe management or guidance of someone or something.ProcessMay 12, 2026
Direction FindernounMWEradioverifiedMay 18, 2026
Directional AntennanounMWEan antenna that transmits or receives signals only in a narrow angleverifiedMay 18, 2026
Directional MicrophonenounMWEa microphone that is designed to receive sound from a particular directionverifiedMay 18, 2026
Directionalitynounthe property of a microphone or antenna of being more sensitive in one direction than in anotherverifiedMay 18, 2026
Directivenessnounthe quality of being directiveverifiedMay 18, 2026
Directivitynounthe property of a microphone or antenna of being more sensitive in one direction than in anotherverifiedMay 18, 2026
Directnessnounthe quality of being honest and straightforward in attitude and speechverifiedMay 18, 2026
Directornounsomeone who supervises the actors and directs the action in the production of a showverifiedMay 18, 2026
Director of ResearchnounMWEa supervisor in a research centerverifiedMay 18, 2026
Director-Stockholder RelationnounMWEthe responsibility of corporate directors to act in the best interests of stockholdersverifiedMay 18, 2026
Directoratenouna group of persons chosen to govern the affairs of a corporation or other large institutionverifiedMay 18, 2026
Directorshipnounthe position of a director of a business concernverifiedMay 18, 2026
Directorynoun(computer science) a listing of the files stored in memory (usually on a hard disk)verifiedMay 18, 2026
Dirgenouna song or hymn of mourning composed or performed as a memorial to a dead personverifiedMay 18, 2026
Dirhamnounthe basic unit of money in the United Arab EmiratesverifiedMay 18, 2026
Diriment ImpedimentnounMWE(canon law) an impediment that invalidates a marriage (such as the existence of a prior marriage)verifiedMay 18, 2026
Dirknouna relatively long dagger with a straight bladeverifiedMay 18, 2026
Dirndlnouna dress with a tight bodice and full skirtverifiedMay 18, 2026
Dirt BallnounMWEa person who has a nasty or unethical character undeserving of respectverifiedMay 18, 2026
Dirt BikenounMWEa lightweight motorcycle equipped with rugged tires and suspensionverifiedMay 18, 2026
Dirt TracknounMWEa racetrack that is not pavedverifiedMay 18, 2026
Dirtbagnouna disgusting or unpleasant personverifiedMay 18, 2026
Dirtinessnounthe state of containing dirty impuritiesverifiedMay 18, 2026
Dirty BombnounMWEan atom bomb that leaves considerable radioactive contaminationverifiedMay 18, 2026
Dirty DognounMWEa person who is deemed to be despicable or contemptibleverifiedMay 18, 2026
Dirty JokenounMWEan indelicate jokeverifiedMay 18, 2026