[ bahy-oh-ak-tiv-i-tee ]
/ ˌbaɪ oʊ ækˈtɪv ɪ ti /


any effect on, interaction with, or response from living tissue.

Origin of bioactivity

First recorded in 1970–75; bio- + activity

Related forms

bi·o·ac·tive, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Medicine definitions for bioactivity


[ bī′ō-ăk-tĭvĭ-tē ]


The effect of a given agent, such as a vaccine, upon a living organism or on living tissue.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.