/ Dictionary / Index A Alpena: Meaning and Definition of Find definitions for: Al•pe•na Pronunciation: (al-pē'nu), [key] — n. a city in NE Michigan, on Lake Huron. 12,214. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: alpena (Thesaurus) alpaca alpenglow Related Content Daily Word Quiz: mongrel Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language