/ Dictionary / Index C Constance: Meaning and Definition of Find definitions for: Con•stance Pronunciation: (kon'stuns), [key] — n. German,a lake in W Europe, bounded by Germany, Austria, and Switzerland. 46 mi. (74 km) long; 207 sq. mi. (536 sq. km). German,a city in S Germany, on this lake: important church council 1414–18. 61,160. a female given name. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: constance (Thesaurus) constabulary constancy Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language