Definition of bioaccumulate in US English:

bioaccumulate

verb

[no object]
  • (of a substance) become concentrated inside the bodies of living things.

    • ‘Although persistence may or may not pose a problem, if a substance also bioaccumulates then there is special reason to be concerned about possible risks.’
    • ‘This potent neurotoxin bioaccumulates in freshwater fish and seafood and is especially dangerous to the developing fetus.’
    • ‘In the Great Lakes ecosystem, PCBs have bioaccumulated in the aquatic food web, especially in predator fish and in the fatty tissues of humans.’
    • ‘PCBs are ubiquitous in the environment and they bioaccumulate through the food chain due to their high chemical stability and low rate of clearance.’
    • ‘Each of these compounds are important contaminants in biological systems as they readily bioaccumulate and biomagnify in the food chain.’
    • ‘Heavy metals being discharged into the lake, particularly copper and zinc, can be toxic to fish and other marine life and may bioaccumulate and contaminate seafood collected from the region.’
    • ‘When birds swallow these fish, toxins are passed on to their tissues, thus bioaccumulating up the food chain.’
    • ‘They are transported by ocean and air currents, and bioaccumulate in the tissues of living organisms.’
    • ‘Based upon this information, it is important to note that cyanide does not bioaccumulate in fish.’
    • ‘Because PCBs bioaccumulate, they are found in large quantities in animals high up the food chain, especially those with lots of body fat.’
    • ‘These compounds bioaccumulate in lipid-rich tissues of aquatic organisms including marine mammals.’
    • ‘Chemicals bioaccumulate as plants are consumed by animals, which are consumed by humans.’
    • ‘Some of the more potent of these chemicals also bioaccumulate up the food chain and end up in toxic amounts in marine mammals.’
    • ‘Like mercury, dioxin bioaccumulates up the food chain.’
    • ‘It is possible that foods that bioaccumulate are more likely to be affected by the arsenic content in irrigation water.’
    • ‘When PCBs are consumed, directly or through eating fish, they are not excreted but bioaccumulate in fatty tissue; the EPA continues to rank them among the chemicals most toxic to human health.’
    • ‘Most are long-lived compounds and can bioaccumulate in the environment.’
    • ‘They are fast-acting, effective against a broad spectrum of organisms, and do not bioaccumulate.’
    • ‘They do not bioaccumulate in biota to any appreciable extent, as they are largely metabolized.’
    • ‘When they seep into the water table, and into rivers, lakes, and oceans, PCBs bioaccumulate, moving up the food chain from the phytoplankton to the zooplankton to the fish.’

Pronunciation

bioaccumulate

/ˌbīōəˈkyo͞omyəlāt/