Home UK English daltonism

Meaning of daltonism in English:

daltonism

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noun

another term for protanopia, a form of colour blindness
‘The number of colour-blind artists in the history of art is probably larger than usually assumed, bur it is not possible to demonstrate daltonism simply by looking at an artist's pictures.’
  • ‘The most common form of colorblindness is daltonism or a problem with red/green.’
  • ‘It is one of the tests of reference to screen daltonism.’

Pronunciation

daltonism

/ˈdɔːltənɪz(ə)m/ /ˈdɒltənɪz(ə)m/

Origin

Mid 19th century from the name of John Dalton, John+ -ism.