/ Dictionary / Index C chorioid: Meaning and Definition of Find definitions for: cho•ri•oid Pronunciation: (kôr'ē-oid", kōr'-), [key] — adj., n. Anat. choroid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. choriocarcinoma chorioma Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language