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Glossary · Nouns · A

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TermTypeDefinitionClassificationsUpdated
Accountancynounthe occupation of maintaining and auditing records and preparing financial reports for a businessverifiedMay 18, 2026
Accountantnounsomeone who maintains and audits business accountsverifiedMay 18, 2026
Accountantshipnounthe position of accountantverifiedMay 18, 2026
Accountingnounthe occupation of maintaining and auditing records and preparing financial reports for a businessverifiedMay 18, 2026
Accounting DatanounMWEall the data that support a financial statement usually from ledgers, journals, and spreadsheetsverifiedMay 18, 2026
Accounting EntrynounMWEa written record of a commercial transactionverifiedMay 18, 2026
Accounting FirmnounMWEa firm of accountants who provide accounting and auditing services for a feeverifiedMay 18, 2026
Accounting Legend CodenounMWENumeric code used to indicate the minimum accounting controls required for items of accountable communications security (COMSEC) material within the COMSEC Material Control System.RequirementRegulatedCUIMay 9, 2026
Accounting NumbernounMWENumber assigned to an item of COMSEC material to facilitate its control.ArtifactRegulatedCDIMay 9, 2026
Accounting PrinciplenounMWEa principle that governs current accounting practice and that is used as a reference to determine the appropriate treatment of complex transactionsverifiedMay 18, 2026
Accounting StandardnounMWEa principle that governs current accounting practice and that is used as a reference to determine the appropriate treatment of complex transactionsverifiedMay 18, 2026
Accounting SystemnounMWEa bookkeeper's chronological list of related debits and credits of a businessverifiedMay 18, 2026
Accounts PayablenounMWEa debtor's accounts of money he owesverifiedMay 18, 2026
Accounts ReceivablenounMWEa creditor's accounts of money owed to himverifiedMay 18, 2026
Accoutermentnounclothing that is worn or carried, but not part of your main clothingverifiedMay 18, 2026
Accoutrementnounclothing that is worn or carried, but not part of your main clothingverifiedMay 18, 2026
Accreditationnounthe act of granting credit or recognition, especially with respect to educational institution that maintains suitable standardsverifiedMay 18, 2026
Accreditation PackagenounMWEProduct comprised of a System Security Plan (SSP) and a report documenting the basis for the accreditation decision.ArtifactRegulatedCUIMay 9, 2026
Accrediting AuthoritynounMWESynonymous with Designated Accrediting Authority (DAA). See also Authorizing Official.OrganizationRegulatedMay 12, 2026
Accretionnoun(law) an increase in a beneficiary's share in an estate (as when a co-beneficiary dies or fails to meet some condition or rejects the inheritance)verifiedMay 18, 2026
Accroidesnounan alcohol-soluble resin from Australian treesverifiedMay 18, 2026
Accroides GumnounMWEan alcohol-soluble resin from Australian treesverifiedMay 18, 2026
Accroides ResinnounMWEan alcohol-soluble resin from Australian treesverifiedMay 18, 2026
Accrualnounthe act of accumulatingverifiedMay 18, 2026
Accrual BasisnounMWEa method of accounting in which each item is entered as it is earned or incurred regardless of when actual payments are received or madeverifiedMay 18, 2026
Accruementnounthe act of accumulatingverifiedMay 18, 2026
Acculturationnounthe process of assimilating new ideas into an existing cognitive structureverifiedMay 18, 2026
Accumulationnoun(finance) profits that are not paid out as dividends but are added to the capital base of the corporationverifiedMay 18, 2026
Accumulatornoun(computer science) a register that has a built-in adder that adds an input number to the contents of the registerverifiedMay 18, 2026
Accumulator RegisternounMWE(computer science) a register that has a built-in adder that adds an input number to the contents of the registerverifiedMay 18, 2026
accuracynounThe quality or state of being correct, precise, or near to the true value.MetricMay 13, 2026
Accusalnouna formal charge of wrongdoing brought against a personverifiedMay 18, 2026
Accusationnounan assertion that someone is guilty of a fault or offenceverifiedMay 18, 2026
Accusative CasenounMWEthe case of nouns serving as the direct object of a verbverifiedMay 18, 2026
Accusednouna defendant in a criminal proceedingverifiedMay 18, 2026
Accusernounsomeone who imputes guilt or blameverifiedMay 18, 2026
Ace in the HolenounMWEa hidden or secret strength, or unrevealed advantageverifiedMay 18, 2026
Ace Up One's SleevenounMWEsurprise advantage of which others are not awareverifiedMay 18, 2026
Acebutololnounan oral beta blocker (trade name Sectral) used in treating hypertensionverifiedMay 18, 2026
Acedianounapathy and inactivity in the practice of virtue (personified as one of the deadly sins)verifiedMay 18, 2026
Acellular Slime MoldnounMWEa slime mold of the class MyxomycetesverifiedMay 18, 2026
Acentric ChromosomenounMWEa chromosome lacking a centromereverifiedMay 18, 2026
Acephalianounabsence of the head (as in the development of some monsters)verifiedMay 18, 2026
Acephalismnounabsence of the head, commonly used in medicineverifiedMay 18, 2026
Acephalynounabsence of the head (as in the development of some monsters)verifiedMay 18, 2026
Acerate LeafnounMWEthe leaf of a coniferverifiedMay 18, 2026
Acerbitynouna rough and bitter mannerverifiedMay 18, 2026
Acerolanounacid red or yellow cherry-like fruit of a tropical American shrub very rich in vitamin CverifiedMay 18, 2026
Acervulusnounsmall asexual fruiting body resembling a cushion or blister consisting of a mat of hyphae that is produced on a host by some fungiverifiedMay 18, 2026
Acetabulumnounthe cup-shaped hollow in the hipbone into which the head of the femur fits to form a ball-and-socket jointverifiedMay 18, 2026
Acetalnounany organic compound formed by adding alcohol molecules to aldehyde moleculesverifiedMay 18, 2026
Acetaldehydenouna colorless volatile water-soluble liquid aldehyde used chiefly in the manufacture of acetic acid and perfumes and drugsverifiedMay 18, 2026
Acetaldolnoununsaturated aldolverifiedMay 18, 2026
Acetamidenouna colorless solid amide of acetic acid used as a solvent and in the synthesis of organic compoundsverifiedMay 18, 2026
Acetaminophennounan analgesic for mild pain but not for inflammationverifiedMay 18, 2026
Acetanilidnouna white crystalline compound used as an analgesic and also as an antipyreticverifiedMay 18, 2026
Acetanilidenouna white crystalline compound used as an analgesic and also as an antipyreticverifiedMay 18, 2026
Acetatenouna fabric made from fibers of cellulose acetateverifiedMay 18, 2026
Acetate DisknounMWEa disk coated with cellulose acetateverifiedMay 18, 2026
Acetate RayonnounMWEa fabric made from fibers of cellulose acetateverifiedMay 18, 2026
Acetic AcidnounMWEa colorless pungent liquid widely used in manufacturing plastics and pharmaceuticalsverifiedMay 18, 2026
Acetic AnhydridenounMWEa compound that is needed in order to refine opium into heroinverifiedMay 18, 2026
Acetinnounany of three liquid acetates that are formed when acetic acid and glycerin are heated togetherverifiedMay 18, 2026
Acetonenounthe simplest ketoneverifiedMay 18, 2026
Acetone BodynounMWEa ketone that is an intermediate product of the breakdown of fats in the bodyverifiedMay 18, 2026
Acetonemianounan abnormal increase of ketone bodies in the blood as in diabetes mellitusverifiedMay 18, 2026
Acetonurianounexcessive amounts of ketone bodies in the urine as in diabetes mellitus or starvationverifiedMay 18, 2026
Acetophenetidinnouna white crystalline compound used as an analgesic and also as an antipyreticverifiedMay 18, 2026
Acetphenetidinnouna white crystalline compound used as an analgesic and also as an antipyreticverifiedMay 18, 2026
Acetumnounsour-tasting liquid produced usually by oxidation of the alcohol in wine or cider and used as a condiment or food preservativeverifiedMay 18, 2026
Acetylnounthe organic group of acetic acid (CH3CO-)verifiedMay 18, 2026
Acetyl GroupnounMWEthe organic group of acetic acid (CH3CO-)verifiedMay 18, 2026
Acetyl RadicalnounMWEthe organic group of acetic acid (CH3CO-)verifiedMay 18, 2026
Acetylationnounthe process of introducing an acetyl group into a compoundverifiedMay 18, 2026
Acetylcholinenouna neurotransmitter that is a derivative of cholineverifiedMay 18, 2026
Acetylenenouna colorless flammable gas used chiefly in welding and in organic synthesisverifiedMay 18, 2026
Acetylsalicylic AcidnounMWEthe acetylated derivative of salicylic acidverifiedMay 18, 2026
Achenenounsmall dry indehiscent fruit with the seed distinct from the fruit wallverifiedMay 18, 2026
Achievabilitynounthe state of being achievableverifiedMay 18, 2026
Achievementnounthe action of accomplishing somethingverifiedMay 18, 2026
Achievernouna person with a record of successesverifiedMay 18, 2026
Achilleanounany of several plants of the genus Achillea native to Europe and having small white flowers in flat-topped flower headsverifiedMay 18, 2026
Achimenesnounany plant of the genus Achimenes having showy bell-shaped flowers that resemble gloxiniasverifiedMay 18, 2026
Achiranouncanna grown especially for its edible rootstock from which arrowroot starch is obtainedverifiedMay 18, 2026
Achlorhydrianounan abnormal deficiency or absence of free hydrochloric acid in the gastric juiceverifiedMay 18, 2026
Acholianouna condition in which little or no bile is secreted or the flow of bile into the digestive tract is obstructedverifiedMay 18, 2026
Achondritenouna stony meteor lacking chondrulesverifiedMay 18, 2026
Achondroplasianounan inherited skeletal disorder beginning before birthverifiedMay 18, 2026
Achondroplastynounan inherited skeletal disorder beginning before birthverifiedMay 18, 2026
Achromasianoununnatural lack of color in the skin (as from bruising or sickness or emotional distress)verifiedMay 18, 2026
Achromatic ColornounMWEa color lacking hueverifiedMay 18, 2026
Achromatic ColournounMWEa color lacking hueverifiedMay 18, 2026
Achromatic LensnounMWEa compound lens system that forms an image free from chromatic aberrationverifiedMay 18, 2026
Achromatic VisionnounMWEvision using the rodsverifiedMay 18, 2026
Achromaticitynounthe visual property of being without chromatic colorverifiedMay 18, 2026
Achromatinnounthe part of a cell nucleus that is relatively uncolored by stains or dyesverifiedMay 18, 2026
Achromatismnounthe visual property of being without chromatic colorverifiedMay 18, 2026
Achromianounan absence of normal pigmentation especially in the skin (as in albinism) or in red blood cellsverifiedMay 18, 2026
Achylianounabsence of gastric juices (partial or complete)verifiedMay 18, 2026
Achylia GastricanounMWEabsence of gastric juices (partial or complete)verifiedMay 18, 2026