/ Dictionary / Index I ichthyosarcotoxin: Meaning and Definition of Find definitions for: ich•thy•o•sar•co•tox•in Pronunciation: (ik"thē-ō-sär"kō-tok'sin), [key] — n. a term applied to any poison found in the flesh of poisonous fishes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Ichthyornis* ichthyosaur Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language