/ Dictionary / Index E exteroceptor: Meaning and Definition of Find definitions for: ex•ter•o•cep•tor Pronunciation: (ek"stur-u-sep'tur), [key] — n. Physiol. a receptor responding to stimuli originating outside the body. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: exteroceptor (Thesaurus) exteroceptive exterritorial Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language