ecotoxicology

noun

the study of the effects of toxic chemicals on biological organisms, especially at the population, community, ecosystem level

Wiktionary

noun

Etymology: Etymology tree Proto-Indo-European *weyḱ- Proto-Indo-European *-os Proto-Indo-European *wóyḱos Proto-Hellenic *wóikos Ancient Greek οἶκος (oîkos) Latin oeco- French éco- English eco- French toxicologieder. English toxicology English ecotoxicology From eco- + toxicology.

The toxicology of a substance towards a wide range of organisms or towards an ecosystem; the study of ecotoxicity.