/ Dictionary / Index C caucho: Meaning and Definition of Find definitions for: cau•cho Pronunciation: (kou'chō, -sh), [key] — n. rubber obtained from the latex of any of several tropical American trees of the genus Castilla, esp. C. elastica, of Central America. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Caucasus Cauchy Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language