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  1. Dictionary
    assay
    /əˈseɪ/

    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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  2. dictionary.cambridge.org › dictionary › englishASSAY | English meaning - Cambridge Dictionary

    Assay is a verb and a noun that means to examine a substance to test its purity or properties. Learn how to use assay in sentences, see synonyms and related words, and hear the pronunciation.

  3. www.merriam-webster.com › dictionary › assayAssay Definition & Meaning - Merriam-Webster

    Learn the difference between assay and essay, two words that look and sound alike but have different meanings. Assay can mean to analyze, judge, or try something, while essay can mean to write or attempt something.

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  5. en.wikipedia.org › wiki › AssayAssay - Wikipedia

    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.

  6. www.dictionary.com › browse › assayASSAY Definition & Meaning | Dictionary.com

    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.

  7. www.vocabulary.com › dictionary › assayAssay - Definition, Meaning & Synonyms | Vocabulary.com

    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.

  8. www.collinsdictionary.com › dictionary › englishASSAY definition and meaning | Collins English Dictionary

    Learn the meaning, synonyms, pronunciation, and usage of the word assay as a noun and a verb. An assay is a test of a substance to find out what chemicals it contains or how pure it is.

  9. www.oxfordlearnersdictionaries.com › definition › englishassay verb - Definition, pictures, pronunciation and usage notes...

    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.