/ Dictionary / Index K Kastor and Pollux: Meaning and Definition of Find definitions for: Kas'tor and Pol'lux Pronunciation: (kas'tur, kä'stur), [key] — Class. Myth. Class. Myth. Castor and Pollux. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Kästner Kastro Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language