/ Dictionary / Index E externalism: Meaning and Definition of Find definitions for: ex•ter•nal•ism Pronunciation: (ik-stûr'nl-iz"um), [key] — n. attention to externals, esp. excessive attention to externals, as in religion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. external iliac artery externality Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language