[ ish-ee-hahr-uh-test ]
/ ˌɪʃ iˈhɑr ə ˌtɛst /
a test for determining color blindness by means of a series of cards each having colored dots that form one pattern to the normal eye and a different pattern to the eye that is color-blind.
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Question 1 of 10
Also Ish·i·ha·ra's test [ish-ee-hahr-uhz test] /ˌɪʃ iˈhɑr əz ˌtɛst/ .
Origin of Ishihara test
1920–25; named after S. Ishihara (1879–1963), Japanese eye specialist, who devised it
Words nearby Ishihara test
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Medical definitions for Ishihara test
[ ĭsh′ĭ-hä′rə ]
A test for color-vision deficiency employing a series of plates on which numbers or letters are printed in dots of primary colors surrounded by dots of other colors; the figures are discernible by individuals with normal color vision.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.