Definition of Ishihara test in English:

Ishihara test

Line breaks: Ishi|hara test
Pronunciation: /ɪʃɪˈhɑːrə
 
/

noun

  • A test for colour blindness in which the subject is asked to distinguish numbers or pathways printed in coloured spots on a background of spots of a different colour or colours.
    More example sentences
    • These tests are sometimes known as the Ishihara test.
    • Patients should have baseline visual acuity testing and testing of color discrimination (Ishihara tests).
    • Testing of visual acuity and color vision (Ishihara tests) should be performed when EMB is to be used.

Origin

early 20th century: named after Shinobu Ishihara (1879–1963), Japanese ophthalmologist.

More definitions of Ishihara test

Definition of Ishihara test in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day maelstrom
Pronunciation: ˈmeɪlstrəm
noun
a powerful whirlpool in the sea