bio·​ac·​cu·​mu·​la·​tion | \ ˌbī-(ˌ)ō-ə-ˌkyü-m(y)ə-ˈlā-shən How to pronounce bioaccumulation (audio) \

Definition of bioaccumulation

: the accumulation over time of a substance and especially a contaminant (such as a pesticide or heavy metal) in a living organism

Other Words from bioaccumulation

bioaccumulate \ ˌbī-​(ˌ)ō-​ə-​ˈkyü-​m(y)ə-​ˌlāt How to pronounce bioaccumulate (audio) \ verb, transitive + intransitive bioaccumulated; bioaccumulating; bioaccumulates
Oysters, like other bivalves, are sessile organisms that are continually filtering water, and they often bioaccumulate toxins … — David C. Metzger The chemical inertness of these compounds makes them useful for a variety of consumer and industrial products, but this property also means the compounds are persistent and can bioaccumulate. — Stephen K. Ritter
bioaccumulative \ ˌbī-​(ˌ)ō-​ə-​ˈkyü-​m(y)ə-​ˌlā-​tiv How to pronounce bioaccumulative (audio) \ adjective
Persistent bioaccumulative pollutants pose the greatest chemical threat to sustainability. Science

First Known Use of bioaccumulation

1956, in the meaning defined above

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The first known use of bioaccumulation was in 1956

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Cite this Entry

“Bioaccumulation.” Dictionary, Merriam-Webster, Accessed 11 Aug. 2020.

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bio·​ac·​cu·​mu·​la·​tion | \ ˌbī-ō-ə-ˌkyü-myə-ˈlā-shən How to pronounce bioaccumulation (audio) \

Medical Definition of bioaccumulation

: the accumulation of a substance (as a pesticide) in a living organism

Other Words from bioaccumulation

bioaccumulate \ -​ə-​ˈkyü-​m(y)ə-​ˌlāt How to pronounce bioaccumulate (audio) \ verb bioaccumulated; bioaccumulating
bioaccumulative \ -​ˌlāt-​iv, -​lət-​ How to pronounce bioaccumulative (audio) \ adjective

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