/ Dictionary / Index E extrinsic: Meaning and Definition of Find definitions for: ex•trin•sic Pronunciation: (ik-strin'sik, -zik), [key] — adj. not essential or inherent; not a basic part or quality; extraneous: facts that are extrinsic to the matter under discussion. being outside a thing; outward or external; operating or coming from without: extrinsic influences. (of certain muscles, nerves, etc.) originating outside the anatomical limits of a part. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: extrinsic (Thesaurus) extricate extrinsic eye muscle Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language