bioassay

bi·o·as·say  (b-s, --s)

n.

1. Determination of the strength or biological activity of a substance, such as a drug, by comparing its effects with those of a standard preparation on a test organism.

2. A test used to determine such strength or activity.

tr.v. bi·o·as·sayed, bi·o·as·say·ing, bi·o·as·says

To cause to undergo a bioassay.

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bioassay

n [ˌbaɪəʊəˈseɪ -ˈæseɪ]

(Life Sciences & Allied Applications / Biochemistry) a method of determining the concentration, activity, or effect of a change to substance by testing its effect on a living organism and comparing this with the activity of an agreed standard

vb [ˌbaɪəʊəˈseɪ]

(Life Sciences & Allied Applications / Biochemistry) (tr) to subject to a bioassay

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bioassay  (b-s, --s)

1. Determination of the relative purity of a substance, such as a drug or hormone, by comparing its effects with those of a standard preparation on a culture of living cells or a test organism.

2. A test used to determine such purity.

Thesaurus

Noun	1.	bioassay - appraisal of the biological activity of a substance by testing its effect on an organism and comparing the result with some agreed standard bio-assay assay - a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components; frequently used to test for the presence or concentration of infectious agents or antibodies etc. immunoassay, immunochemical assay - identification of a substance (especially a protein) by its action as an antigen; "PSA in the blood can be measured with an immunochemical assay" pregnancy test - a physiological test to determine whether a woman is pregnant
Verb	1.	bioassay - subject to a bio-assay assay - analyze (chemical substances)