assay
noun
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a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components
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an appraisal of the state of affairs“they made an assay of the contents”check
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a written report of the results of an analysis of the composition of some substance
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a substance that is undergoing an analysis of its components
verb
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to analyze chemical substances“I've yet to assay the precipitate.”
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to make an effort or attempt“I assayed the difficult race course.”attempt