/ Dictionary / Index T thrombocyte: Meaning and Definition of Find definitions for: throm•bo•cyte Pronunciation: (throm'bu-sīt"), [key] — n. Anat. platelet. one of the minute, nucleate cells that aid coagulation in the blood of those vertebrates that do not have blood platelets. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thrombocyte (Thesaurus) thromboclasis thrombocytopenia Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language