Definition of Assay. Meaning of Assay. Synonyms of Assay

Here you will find one or more explanations in English for the word Assay. Also in the bottom left of the page several parts of wikipedia pages related to the word Assay and, of course, Assay synonyms and on the right images related to the word Assay.

Definition of Assay

Assay
Assay As*say", v. t. [imp. & p. p. Assayed; p. pr. & vb. n. Assaying.] [OF. asaier, essaier, F. essayer, fr. essai. See Assay, n., Essay, v.] 1. To try; to attempt; to apply. [Obs. or Archaic] To-night let us assay our plot. --Shak. Soft words to his fierce passion she assayed. --Milton. 2. To affect. [Obs.] When the heart is ill assayed. --Spenser. 3. To try tasting, as food or drink. [Obs.] 4. To subject, as an ore, alloy, or other metallic compound, to chemical or metallurgical examination, in order to determine the amount of a particular metal contained in it, or to ascertain its composition.
Assay
Assay As*say", n. [OF. asai, essai, trial, F. essa. See Essay, n.] 1. Trial; attempt; essay. [Obs.] --Chaucer. I am withal persuaded that it may prove much more easy in the assay than it now seems at distance. --Milton. 2. Examination and determination; test; as, an assay of bread or wine. [Obs.] This can not be, by no assay of reason. --Shak. 3. Trial by danger or by affliction; adventure; risk; hardship; state of being tried. [Obs.] Through many hard assays which did betide. --Spenser. 4. Tested purity or value. [Obs.] With gold and pearl of rich assay. --Spenser. 5. (Metallurgy) The act or process of ascertaining the proportion of a particular metal in an ore or alloy; especially, the determination of the proportion of gold or silver in bullion or coin. 6. The alloy or metal to be assayed. --Ure. Usage: Assay and essay are radically the same word; but modern usage has appropriated assay chiefly to experiments in metallurgy, and essay to intellectual and bodily efforts. See Essay. Note: Assay is used adjectively or as the first part of a compound; as, assay balance, assay furnace. Assay master, an officer who assays or tests gold or silver coin or bullion. Assay ton, a weight of 29,1662/3 grams.
Assay
Assay As*say", v. i. To attempt, try, or endeavor. [Archaic. In this sense essay is now commonly used.] She thrice assayed to speak. --Dryden.

Meaning of Assay from wikipedia

- An ****ay is an investigative (analytic) procedure in laboratory medicine, mining, pharmacology, environmental biology and molecular biology for qualitatively...
- Enzyme ****ays are laboratory methods for measuring enzymatic activity. They are vital for the study of enzyme kinetics and enzyme inhibition. The quantity...
- The MTT ****ay is a colorimetric ****ay for ****essing cell metabolic activity. NAD(P)H-dependent cellular oxidoreductase enzymes may, under defined conditions...
- ****ay (ELISA) (/ɪˈlaɪzə/, /ˌiːˈlaɪzə/) is a commonly used analytical biochemistry ****ay, first described by Engvall and Perlmann in 1971. The ****ay uses...
- Lateral flow tests (LFTs), also known as lateral flow immunochromatographic ****ays or rapid tests, are simple devices intended to detect the presence of a...
- The bicinchoninic acid ****ay (BCA ****ay), also known as the Smith ****ay, after its inventor, Paul K. Smith at the Pierce Chemical Company, now part of...
- ****ay offices are institutions set up to ****ay (test the purity of) precious metals. This is often done to protect consumers from buying fake items. Upon...
- Buffers, such as Tris and ammonia interfere with this ****ay, therefore rendering this ****ay inappropriate for protein samples purified from ammonium...
- The Bradford protein ****ay was developed by Marion M. Bradford in 1976. It is a quick and accurate spectroscopic analytical procedure used to measure...
- ****ayer may refer to: a person carrying out a metallurgical ****ay The ****ayer, a 1623 book by Galileo ****ay, an investigative (analytic) procedure This...
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