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- Dictionaryas·say/ˈaˌsā/
noun
- 1. the testing of a metal or ore to determine its ingredients and quality: "submission of plate for assay"
verb
- 1. determine the content or quality of (a metal or ore): "the man who assayed gold was more than a technician"
- 2. attempt: archaic "I assayed a little joke of mine on him"
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1. : examination and determination as to characteristics (such as weight, measure, or quality) 2. : 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. 3.
An assay is an investigative (analytic) procedure in laboratory medicine, mining, pharmacology, environmental biology and molecular biology for qualitatively assessing or quantitatively measuring the presence, amount, or functional activity of a target entity.
noun [ C or U ] uk / əˈseɪ, æsˈeɪ / us / ˈæ.seɪ, əˈseɪ / an examination of a substance to test how pure it is or what its properties (= qualities) are: Assays are performed to establish the metal content in samples taken from the rock. About 24 hours before assay the sample was placed in 80% ethanol. More examples.
An assay is a breakdown of a material, examining the individual parts that make up the whole. When you assay a situation, you look at all the elements that created the problem in order to come up with a solution.
A quantitative determination of the amount of a given substance in a particular sample. Assays are regularly used to determine the purity of precious metals. They can be performed by wet methods or dry methods. In the wet method, the sample is dissolved in a reagent, like an acid, until the purified metal is separated out.
An assay is a test of a substance to find out what chemicals it contains. It is usually carried out to find out how pure a substance is.
assay. assay something to test a metal or chemical substance, often to see how pure it is. Definition of assay verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
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.
Assay definition: to examine or analyze. See examples of ASSAY used in a sentence.
Assay Definition. Qualitative or quantitative analysis of a metal or ore to determine its components. An examination or testing. A substance to be so analyzed. The analysis of an ore, alloy, drug, etc. to determine the nature, proportion, or purity of the ingredients. The result of such an analysis.
