生せい物ぶつ蓄ちく積せき

noun

bioaccumulation

Technical term in ecology and environmental science for the accumulation of substances, such as pesticides or heavy metals, in an organism.

• 食しょく物もつ連れん鎖さを通つうじて有ゆう害がい物ぶっ質しつの生せい物ぶつ蓄ちく積せきが起おこる。

  Bioaccumulation of toxic substances occurs through the food chain.

• この研けん究きゅうは魚ぎょ類るいにおける水すい銀ぎんの生せい物ぶつ蓄ちく積せきを調ちょう査さした。

  This study investigated the bioaccumulation of mercury in fish.