Medical Dictionary
exotoxin
noun exo·tox·in \ˌek-sō-ˈtäk-sən\
Medical Definition of EXOTOXIN
: a soluble poisonous substance produced during growth of a microorganism and released into the surrounding medium <tetanus exotoxin>—compare endotoxin
—exo·tox·ic \-ˈtäk-sik\ adjective
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