First Known Use: 14th century
Dictionary
1assay
noun as·say \ˈa-ˌsā, a-ˈsā\
Definition of ASSAY
2
: examination and determination as to characteristics (as weight, measure, or quality)
3
: analysis (as of an ore or drug) to determine the presence, absence, or quantity of one or more components; also : a test used in this analysis
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Origin of ASSAY
Middle English, from Anglo-French assai, essai — more at essay
Related to ASSAY
- Synonyms
- anatomizing, anatomy, analysis, breakdown, deconstruction, dissection
Other Metals and Metallurgy Terms
Rhymes with ASSAY
abbé, affray, agley, airplay, airway, aisleway, all-day, allay, allée, Angers, Anhui, archway, array, ashtray, astray, Augier, away, aweigh, backstay, ballet, base pay, bat ray, beignet, belay, beltway, benday, beret, betray, bewray, bidet, bikeway, birthday, Biscay, Bizet, blasé, bobstay, Bombay, Bossuet, bouchée, bouclé, boule, bouquet, Bourget, bourrée, breezeway, Bouvet, Broadway, buffet, byplay, byway, cachet, café, cahier, Cambay, Cathay, causeway, chaîné, chalet, chambray, chassé, child's play, ciré, cliché, congé, convey, co-pay, Corday, corvée, coudé, coupé, crawlway, crochet, croquet, crossway, cube, curé, cy pres, DA, daresay, D-day, death ray, decay, deejay, defray, delay, dengue, dismay, display, distrait, DJ, donnée, doomsday, doorway, dossier, downplay, dragée, driveway, duvet, Earl Grey, embay, épée, essay, estray, Ewe, fair play, fairway, Feuillet, field day, filé, filet, fillet, fireclay, fishway, flambé, flight pay, floodway, flyway, folkway, footway, foray, force play, forebay, foreplay, forestay, formée, forte, fouetté, foul play, Fouquet, four-way, fourchée, foyer, franglais, frappé, freeway, Friday, frieze, fumet, gainsay, Galway, gamay, gangway, gateway, gelée, give way, glacé, godet, gourmet, Green Bay, greenway, guideway, gunplay, hair spray, halfway, hallway, Hannay, harm's way, hatchway, headway, hearsay, Hebei, Hefei, heyday, highway, hold sway, homestay, hooray, horseplay, Hubei, in play, in re, inlay, inveigh, Islay, issei, jackstay, James Bay, jennet, jeté, Jetway, Jolliet, keyway, Kobe, koine, kouprey, lamé, laneway, lay day, leeway, lifeway, Lomé, Lord's day, lwei, lycée, M-day, maguey, mainstay, make hay, Malay, malgré, man-day, Mande, Manet, manqué, margay, massé, match play, maté, May Day, Medway, melee, meze, midday, midway, Midway, Millay, Millet, mislay, misplay, moiré, Monday, Monet, Mornay, name day, Niamey, nisei, noonday, Norway, nosegay, obey, OK, olé, ombré, one-way, osprey, Otway, outlay, outré, outstay, outweigh, oyez, PA, parfait, parkway, parlay, parquet, partway, passé, pâté, pathway, pavé, payday, pearl gray, per se, pince-nez, pipe clay, piqué, piquet, pith ray, PK, plié, plissé, pommée, Pompeii, portray, prepay, projet, pulque, puree, purvey, quale, Quesnay, raceway, Rahway, railway, rappee, red bay, relay, repay, replay, risqué, roadway, Roget, role-play, ropeway, rosé, rosebay, Roubaix, roué, routeway, runway, sachet, saint's day, Salé, sansei, sashay, sauté, screenplay, scrub jay, seaway, Shark Bay, shar-pei, shipway, short-day, sick bay, sick day, sick pay, sideway, skyway, slideway, slipway, sluiceway, soigné, soiree, someday, someway, soothsay, soufflé, speedway, spillway, squeeze play, stairway, sternway, stingray, straightway, strathspey, stroke play, subway, Sunday, survey, sweet bay, swordplay, tea tray, tempeh, thoughtway, thruway, Thursday, tideway, today, Tokay, tollway, Torbay, touché, toupee, trackway, tramway, Tuesday, Twelfth Day, two-way, unlay, unsay, valet, V-day, veejay, vide, visé, Vouvray, walkway, waylay, Wednesday, weekday, white way, windway, wood ray, wordplay, workday
2assay
verb as·say \a-ˈsā, ˈa-ˌsā\
: to test something (such as a metal or drug) to find out what it contains
Full Definition of ASSAY
transitive verb
2
a : to analyze (as an ore) for one or more specific components b : to judge the worth of : estimate
intransitive verb
: to prove up in an assay
— as·say·er noun
See assay defined for English-language learners
First Known Use of ASSAY
14th century
Related to ASSAY
- Synonyms
- anatomize, analyze, break down, cut, deconstruct, dissect
Learn More About ASSAY
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