/ Dictionary / Index I incalculable: Meaning and Definition of Find definitions for: in•cal•cu•la•ble Pronunciation: (in-kal'kyu-lu-bul), [key] — adj. very numerous or great. unable to be calculated; beyond calculation. incapable of being forecast or predicted; undeterminable. uncertain; unsure. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: incalculable (Thesaurus) incage incalescent 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