/ Dictionary / Index W Wyoming: Meaning and Definition of Find definitions for: Wy•o•ming Pronunciation: (wī-ō'ming), [key] — n. a state in the NW United States. 470,816; 97,914 sq. mi. (253,595 sq. km). Cap.: Cheyenne. Abbr.: WY (for use with zip code), Wyo., Wy. a city in W Michigan, near Grand Rapids. 59,616. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: wyoming (Thesaurus) Wyo. Wyoming Valley Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language