/ Dictionary / Index M MacLennan: Meaning and Definition of Find definitions for: Mac•Len•nan Pronunciation: (mu-klen'un), [key] 1907–90, Canadian novelist and essayist. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. MacLeish Macleod Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language