/ Dictionary / Index U Unterwalden: Meaning and Definition of Find definitions for: Un•ter•wal•den Pronunciation: (Ger. oon'tur-väl"dun), [key] — n. a canton in central Switzerland: divided into demicantons. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Untermeyer untether Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language