Definition of biomagnification in English:

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Pronunciation: /ˌbīōˌmaɡnəfəˈkāSH(ə)n/


The concentration of toxins in an organism as a result of its ingesting other plants or animals in which the toxins are more widely disbursed.
Example sentences
  • It was only after huge amounts had been used and birdwatchers began noticing that eagles were disappearing that biologists discovered biomagnification, the concentration of material up the food chain.
  • Another factor could be the processes of bioaccumulation and biomagnification, which result in human tissue concentrations that are higher than the concentrations in the exposure environment.
  • ‘Now, the mercury in the bay traveled through the system by that process we environmentalists like to call: biomagnification,’ the teacher droned, repeating that statement for about the fortieth time.



Example sentences
  • Fish are vulnerable to methylmercury contamination because watery environments enhance the ability of this organic metal to biomagnify - meaning that it concentrates as it is siphoned up the food chain.
  • This reflects an unfortunate coincidence of transboundary effects combined with the tendency for pollutants to ‘biomagnify’ in northern ecosystems.
  • These chemicals ‘biomagnify’ in the food web and are ‘persistent,’ passing from generation to generation.
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