/ Dictionary / Index O orchido-: Meaning and Definition of Find definitions for: orchido- Pronunciation: [key] a combining form used, with the meaning “orchid,” “testicle,” in the formation of compound words: orchidology; orchidotomy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. orchid family orchidology Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language