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Ishihara test
[ ish-ee-hahr-uh test ]
noun
, Ophthalmology.
- 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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Word History and Origins
Origin of Ishihara test1
1920–25; named after S. Ishihara (1879–1963), Japanese eye specialist, who devised it
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