(redirected from Bioaccumulant)
Also found in: Medical.


The accumulation of a substance, such as a toxic chemical, in various tissues of a living organism: the bioaccumulation of mercury in fish.

bi′o·ac·cu′mu·la′tive adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
The increase in the demand for fuels, in combination with the opening of new gas stations in Colombia, has positioned the petroleum derivates in the highest ranks of public interest for their environmental and public health consequences because of their toxic, mutagenic, and cancer producing effects, aside from their known recalcitrant and bioaccumulant characteristics (Haritash & Kaushik, 2009).
The egg microinjection method had already been used to characterize the adverse effects of known bioaccumulants such as ciguatoxin (a related polyether toxin also produced by a dinoflagellate) and the pesticide DDT in medaka fish.