Assay

/əˈseɪ/

noun

A test to find something's quality or contents.

The gold was sent for assay to determine its purity

Definition 1 of 4

Pro Tip 1/2

Used when precision is important, often in a scientific or technical context.

Before marketing the medicine, an assay of its components was crucial.

Pro Tip 2/2

Most commonly used to refer to testing metals and minerals, especially for purity.

The assay verified that the ore contained high levels of copper.

analyseappraiseassessevaluatorexaminemeasurescrutinizetest

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