Breadcrumb Home > Dictionary > Index C cycas: Meaning and Definition of Find definitions for: cy•cas Pronunciation: (sī'kas, -kus), [key] — n. any of several palmlike Old World tropical plants of the genus Cycas, some species of which are cultivated as ornamentals in warm climates. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cycas (Thesaurus) cycadaceous cycasin TrendingHere are the facts and trivia that people are buzzing about. Did Birds Evolve from Dinosaurs? The Twelve Dancing Princesses Current Events This Week: January 2023 African Americans by the Numbers Andersen's Fairy Tales: Contents The Celtic Twilight: A Teller of Tales ✖ Related Content Daily Word Quiz: antiphon Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language