/ Dictionary / Index N nunatak: Meaning and Definition of Find definitions for: nun•a•tak Pronunciation: (nun'u-tak"), [key] — n. a hill or mountain that has been completely encircled by a glacier. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. nun nunation Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language