assaying


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as·say

 (ăs′ā′, ă-sā′)
n.
1.
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
v.tr.
1.
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).
v.intr.
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.
References in classic literature ?
Since a young girl she had been used to spending her own, and now, thanks to Mercedes she was doing it again, and, out of her profits, assaying more expensive and delightful adventures in lingerie.
Assaying samples without extraction in the BNP1-32 assay produced many results with lower MFI than the zero standard, indicating that matrix effects were influencing the assay results.