/ Dictionary / Index I incalescent: Meaning and Definition of Find definitions for: in•ca•les•cent Pronunciation: (in"ku-les'unt), [key] — adj. increasing in heat or ardor. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. incalculable in camera 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