An assay is an investigative (analytic) procedure in laboratory medicine, mining, pharmacology, environmental biology and molecular biology for qualitatively assessing or quantitatively measuring …

The meaning of ASSAY is to analyze (something, such as an ore) for one or more specific components. How to use assay in a sentence. Did you know?

ASSAY definition: to examine or analyze. See examples of assay used in a sentence.

As a noun, assay means a test or appraisal to determine the components of a substance or object. As a verb, it refers to the act of analyzing, or of conducting that test. It is usually used in chemistry …

ASSAY definition: 1. to examine a substance to find out how pure it is or what its properties (= qualities) are: 2…. Learn more.

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.

to examine or analyze: to assay a situation; to assay an event. Metallurgy to analyze (an ore, alloy, etc.) in order to determine the quantity of gold, silver, or other metal in it.

Sep 23, 2023 · An assay is a laboratory procedure or test that is performed to determine the presence, concentration, quality, or biological activity of a specific substance or component within a …

Jan 20, 2026 · Verb assay (third-person singular simple present assays, present participle assaying, simple past and past participle assayed) (transitive) To attempt (something). [from 14th c.]

For example, an assay may be done of a vaccine to determine its potency. Assay is also used as a verb and has several related meanings in this role: To try or attempt. For example, "she assayed this …