exotoxin

[ ek-soh-tok-sin ]

noun

, Biochemistry.

1. a soluble toxin excreted by a microorganism.

exotoxin

/ ˌɛksəʊˈtɒksɪn /

noun

1. a toxin produced by a microorganism and secreted into the surrounding medium

Derived Forms

• ˌexoˈtoxic, adjective

Other Words From

• exo·toxic adjective

Word History and Origins

Origin of exotoxin¹

First recorded in 1915–20; exo- + toxin