Breadcrumb Home > Dictionary > Index C Castor and Pollux: Meaning and Definition of Find definitions for: Cas'tor and Pol'lux Pronunciation: [key] — Class. Myth. Class. Myth. twin sons of Leda and brothers of Helen, famous for their fraternal affection and regarded as the protectors of persons at sea. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. castor castor bean TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: imbroglio Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language