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 (ăs′ā′, ă-sā′)
a. Qualitative or quantitative analysis of a metal or ore to determine its components.
b. A substance to be so analyzed.
c. The result of such an analysis.
2. A bioassay.
3. An analysis or examination.
4. Archaic An attempt; an essay.
v. (ă-sā′, ăs′ā′) as·sayed, as·say·ing, as·says
a. To subject (a metal, for example) to chemical analysis so as to determine the strength or quality of its components.
b. To bioassay.
2. To examine by trial or experiment; put to a test: assay one's ability to speak Chinese.
3. To evaluate; assess: assayed the situation before taking action.
4. To attempt; try: "Singers of every race and nationality have by now assayed the role" (Barry Singer).
To be shown by analysis to contain a certain proportion of usually precious metal.

[Middle English, from Old French essai, assai; see essay.]

as·say′a·ble adj.
as·say′er n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.assayer - an analyst who assays (performs chemical tests on) metalsassayer - an analyst who assays (performs chemical tests on) metals
analyst - someone who is skilled at analyzing data
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
Yet there can be no doubt, that the same capital well employed in these mines would have yielded an immense return, a confidential man of business, a practical miner and assayer, would have been all that was required.
The MSA Analytical Laboratory is a qualified assayer that performs and makes available internal assaying controls.
Others are Carmine Assayer Ltd Inspection Services, NerolIi Technology, Nigerian Export Processing Zone Agency, Oil and Gas Free Zone Agency, Nigerian Electricity Regulatory Commission and Federal Airports Authority of Nigeria.
(6) Galileo Galilei, [Il Saggiatore] The Assayer, in Discoveries and Opinions of Galileo, trans.
William Stanley Jevons (1835-1882)--like Cournot and Thunen--had a background in the natural sciences, having studied chemistry and botany as well as mathematics at the University College School in London before moving to Australia in 1854 to work as an assayer at the Mint in Sydney.
The talk will be led by chief assayer and head of research and development, technical director Dippal Manchanda MSc CChem CSci FRSC.
Copper State Analytical Lab (CSAL), an ISO certified lab and registered assayer in the state of Arizona, tested and evaluated Royal Mines' proprietary process of exposing and recovering gold from coal ash not previously thought to contain levels of measureable gold.
Tire company was founded in the early 19th century by London gold assayer Percival Norton Johnson, who was also one of the founding members of the Royal Society of Chemistry, the oldest national chemical society in the world, created in 1841.
For twelve of those years, Gerald Priest was the chief assayer for United Keno Hill Mines (UKHM), the major player in the region.
Harry's claim of striking gold ignites a media storm after a gossiping clerk in the assayer's office lets the news slip.
M2 EQUITYBITES-July 27, 2015-Intercontinental Exchange names Brink's as approved vault operator and Metalor for assayer services
More in detail, Galileo believed that an argument from the phenomenon of tides would provide such a demonstration; actually, his argument of tides, expressed in the fourth day of the Dialogue on the Two Chief Systems, and the theory of comets stated in the Assayer, represent two grievous mistakes in a very successful scientific career.