/ Dictionary / Index I inexplainable: Meaning and Definition of Find definitions for: in•ex•plain•a•ble Pronunciation: (in"ik-splā'nu-bul), [key] — adj. not explainable; incapable of being explained; inexplicable. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. inexpiable inexplicable Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language