/ Dictionary / Index T thrombectomy: Meaning and Definition of Find definitions for: throm•bec•to•my Pronunciation: (throm-bek'tu-mē), [key] — pl. -mies. surgical removal of a blood clot from a blood vessel. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: thrombectomy (Thesaurus) throe thrombin Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language