/ Dictionary / Index A alpinism: Meaning and Definition of Find definitions for: al•pin•ism Pronunciation: (al'pu-niz"um), [key] — n. mountain climbing, esp. in the Alps. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: alpinism (Thesaurus) alpine tundra alpinist Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language