immunoassay

[ im-yuh-noh-uh-sey, -as-ey, ih-myoo- ]

noun

1. any laboratory method for detecting a substance by using an antibody reactive with it.

immunoassay

/ ˌɪmjʊnəʊˈæseɪ /

noun

1. immunol a technique of identifying a substance by its ability to bind to an antibody

immunoassay

/ ĭm′yə-nō-ăs′ā,ĭ-myo̅o̅′- /

1. A laboratory technique that identifies and quantifies (usually in minute amounts) a protein such as a hormone or an enzyme, based on its ability to act as an antigen or antibody in a chemical reaction.

Derived Forms

• ˈimmunoˌassayist, noun

Other Words From

• immu·no·as·saya·ble adjective

Word History and Origins

Origin of immunoassay¹

First recorded in 1955–60; immuno- + assay

Example Sentences

For our top picks, we mainly looked at tests included in scientific studies, including this one published in the Journal Immunoassay and Immunochemistry in 2019, on over-the-counter pregnancy tests.

From Popular-Science