#1 assay n. [check] an appraisal of the state of affairs; "they made an assay of the contents"; "a check on its dependability under stress". wn
#2 assay v. analyze (chemical substances). wn
#3 assay n. a substance that is undergoing an analysis of its components. wn
#4 assay v. [try, seek, attempt, essay] make an effort or attempt; "He tried to shake off his fears"; "The infant had essayed a few wobbly steps"; "The police attempted to stop the thief"; "He sought to improve himself"; "She always seeks to do good in the world". wn
#5 assay n. a written report of the results of an analysis of the composition of some substance. wn
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