/ Dictionary / Index M Mottelson: Meaning and Definition of Find definitions for: Mot•tel•son Pronunciation: (mot'l-sun, -sôn"), [key] born 1926, Danish physicist, born in the U.S.: Nobel prize 1975. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. motte mottle Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language