/ Dictionary / Index L louvar: Meaning and Definition of Find definitions for: lou•var Pronunciation: (l'vär), [key] — n. a red-finned, deep-sea, tropical fish, Luvarus imperialis, having the vent at the base of the pectoral fin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: louvar (Thesaurus) Louvain louver Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language