/ Dictionary / Index T tricarboxylic acid cycle: Meaning and Definition of Find definitions for: tri'carboxyl'ic ac'id cy"cle Pronunciation: [key] — Biochem. Biochem. See Krebs cycle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tricarboxylic tricarpellary Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language