/ Dictionary / Index K Keos: Meaning and Definition of Find definitions for: Ke•os Pronunciation: (ke'ôs Eng. kē'os), [key] — n. a Greek island in the Aegean, off the SE coast of the Greek mainland. 1666; 56 sq. mi. (145 sq. km). Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Keokuk Kephallenia Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language