bioassay
[noun bahy-oh-uh-sey, -as-ey; verb bahy-oh-uh-sey]
- determination of the biological activity or potency of a substance, as a vitamin or hormone, by testing its effect on the growth of an organism.
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- to subject to a bioassay.
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Origin of bioassay
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
bioassay
- 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
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- (tr) to subject to a bioassay
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
bioassay
(bī′ō-ăs′ā′, -ă-sā′)- Determination of the strength or biological activity of a substance, such as a drug or hormone, by comparing its effects with those of a standard preparation on a test organism.
- A test used to determine such strength or activity.
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- To cause to undergo a bioassay.biologic assay
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
bioassay
[bī′ō-ăs′ā′, -ă-sā′]
- 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.
- A test used to determine such purity.
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The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.