iridology

American

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

noun

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.

iridology British

/ ˌɪrɪˈdɒlədʒɪ /

noun

a technique used in complementary medicine to diagnose illness by studying a patient's eyes

"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

Other Word Forms

Derived Forms

iridologist

noun

Inflected Forms

Nouns

iridologies

plural

Etymology

Origin of iridology

First recorded in 1920–25; irido- + -logy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

iridology

The gadget relies on iridology, a technique by which iris colors and markings are believed to reveal information about a person's health, but which is generally considered scientifically unreliable.

From Barron's ● Jan. 12, 2026

It added that universities were risking their reputations by teaching courses like chiropractic, homeopathy, iridology and reflexology.

From New York Times ● Feb. 5, 2012

It is essential for the survival and promotion of iridology that those who choose to engage in its practice avoid naming any disease condition.

From How and When to Be Your Own Doctor by Steve Solomon

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023