definition of
assay

[1] #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] #2 assay v. analyze (chemical substances). wn

[3] #3 assay n. a substance that is undergoing an analysis of its components. wn

[4] #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] #5 assay n. a written report of the results of an analysis of the composition of some substance. wn