/ Dictionary / Index I illuminable: Meaning and Definition of Find definitions for: il•lu•mi•na•ble Pronunciation: (i-l'mu-nu-bul), [key] — adj. capable of being illuminated. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. illume illuminance 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