[ ir-i-dol-uh-jee, ahy-ri- ]
/ ˌɪr ɪˈdɒl ə dʒi, ˌaɪ rɪ- /

noun, plural ir·i·dol·o·gies.

the inspection of the iris of the eye as an aid in determining a person's state of health or in diagnosing a health problem.

Origin of iridology

First recorded in 1920–25; irido- + -logy
Related formsir·i·dol·o·gist, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for iridologist


/ (ˌɪrɪˈdɒlədʒɪ) /


a technique used in complementary medicine to diagnose illness by studying a patient's eyes
Derived Formsiridologist, noun

Word Origin for iridology

C20: from Latin irido- + ology
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

Medicine definitions for iridologist


[ ĭr′ĭ-dŏlə-jē, ī′rĭ- ]


The study of the iris of the eye, especially as associated with disease.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.