Assay Meaning in English
word
Definition
A scientific test or analysis, especially to determine the ingredients or quality of a substance, often used in chemistry, metallurgy, and medicine.
Usage & Nuances
Formal/technical term mainly in scientific contexts (chemistry, biology, mining). As a noun, it refers to the test; as a verb, it means 'to analyze.' Not interchangeable with 'essay' (writing). Common collocations include 'blood assay,' 'DNA assay,' 'metal assay.' Rare in daily conversation.
Example Sentences
The scientist performed an assay on the water sample.
basic
The gold's purity was checked using an assay.
basic
Blood assays help doctors diagnose diseases.
basic
They'll need to assay the new drug before it's approved.
natural
The lab ran an assay to identify the unknown compound.
natural
After running several assays, they found traces of lead in the soil.
natural