/ Dictionary / Index M McMillan: Meaning and Definition of Find definitions for: Mc•Mil•lan Pronunciation: (muk-mil'un), [key] 1907–91, U.S. educator and physicist: Nobel prize for chemistry 1951. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. McMaster McMinnville Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language