/ Dictionary / Index I intravasation: Meaning and Definition of Find definitions for: in•trav•a•sa•tion Pronunciation: (in-trav"u-sā'shun), [key] — n. Pathol. the entrance of foreign matter into a blood vessel of the body. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: intravasation (Thesaurus) intrauterine device intravascular Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language