/ Dictionary / Index H Hyrcania: Meaning and Definition of Find definitions for: Hyr•ca•ni•a Pronunciation: (hur-kā'nē-u), [key] — n. an ancient province of the Persian empire, SE of the Caspian Sea. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hyrax hyson Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language