/ Dictionary / Index E enterotoxin: Meaning and Definition of Find definitions for: en•ter•o•tox•in Pronunciation: (en"tu-rō-tok'sin), [key] — n. Pathol. a toxic substance produced by certain bacteria that on ingestion causes violent vomiting and diarrhea. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: enterotoxin (Thesaurus) enterotoxemia enterovirus Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language