/ Dictionary / Index C calc-tufa: Meaning and Definition of Find definitions for: calc-tu•fa Pronunciation: (kalk't"fu, -ty"-), [key] — n. tufa (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: calc-tufa (Thesaurus) calc-spar calculable Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language