/ Dictionary / Index O Obwalden: Meaning and Definition of Find definitions for: Ob•wal•den Pronunciation: (Ger. ôp'väl"dun), [key] — n. one of the two divisions of the canton of Unterwalden, in central Switzerland. 25,100; 189 sq. mi. (490 sq. km). Cap.: Sarnen. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. obvolute oc- Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language