|Part of Speech:||n|
|Definition:||the process by which the concentration of toxic substances increases in each successive link in the food chain; also called [biological magnification]|
|biomagnification (bī'ō-māg'nə-fĭ-kā'shən) Pronunciation Key
The increasing concentration of a substance, such as a toxic chemical, in the tissues of organisms at successively higher levels in a food chain. As a result of biomagnification, organisms at the top of the food chain generally suffer greater harm from a persistent toxin or pollutant than those at lower levels. Compare bioaccumulation.