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Ishihara tests

Ishihara tests is the plural of Ishihara test.

Meaning of Ishihara test

Noun

Ishihara test (plural Ishihara tests)

  1. A test for red-green color blindness, using a number of colored plates (Ishihara plates), each of which contains a circle of dots of various colors and sizes. Depending on the person's vision, certain dots within the pattern will appear to form recognizable numbers or shapes.
    • In order to check on a clinically derived impression of a greater incidence of color-blindness among psychotic patients, the Ishihara Test (5) was given to a group of patients at the Worcester State Hospital.1935 May, Mary S. Millard, David Shakow, “A NOTE ON COLOR-BLINDNESS IN SOME PSYCHOTIC GROUPS”, in The Journal of Social Psychology, volume 6, number 2, →DOI, →ISSN, page 252

Questions about Ishihara tests

What is Ishihara tests the plural of?
Ishihara tests is the plural of Ishihara test.

Words near Ishihara tests in the dictionary

  1. Ishigawas
  2. Ishihara
  3. Ishihara plate
  4. Ishihara plates
  5. Ishihara test
  6. Ishihara tests
  7. Ishiharas
  8. Ishii
  9. Ishiis
  10. Ishikari
  11. Ishikawa

Source and license

Adapted from Wiktionary: Ishihara tests (page history and authors); Ishihara test (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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