a combining form of Latin origin used, with the meanings “rainbow,” “iridescent,” “iris (of the eye),” “Iris (the genus),” and “iridium,” in the formation of compound words: iridopupillary; iridosmine; iridotomy.
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Also especially before a vowel, irid-.
Origin of irido-
Combining form representing New Latin, Latin, Greek īrid- (stem of îris) rainbow, iris, etc.; see iris
Words nearby irido-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for irido-
before a vowel irid-
denoting the iris of the eye or the genus of plantsiridaceous
denoting a rainbowiridescent
Word Origin for irido-
from Latin irid-, iris
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for irido-
Iris of the eye:iridectomy.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.