/ Dictionary / Index L Lanoxin: Meaning and Definition of Find definitions for: La•nox•in Pronunciation: (lu-nok'sin), [key] — Pharm., Trademark. Pharm.,Trademark. a brand of digoxin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lanoxin (Thesaurus) lanosterol lansa Related Content Daily Word Quiz: menagerie Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language