/ Dictionary / Index R Rasmussen: Meaning and Definition of Find definitions for: Ras•mus•sen Pronunciation: (ras'moo-sun), [key] 1879–1933, Danish arctic explorer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rasmussen (Thesaurus) Raskolnik rason Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language