/ Dictionary / Index T thrombophlebitis: Meaning and Definition of Find definitions for: throm•bo•phle•bi•tis Pronunciation: (throm"bō-fli-bī'tis), [key] — n. Pathol. the presence of a thrombus in a vein accompanied by inflammation of the vessel wall. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thrombophlebitis (Thesaurus) thrombolysis thromboplastic Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language