achromatism

Noun
Synonyms: colorlessnesscolourlessnessachromaticity

WordNet 3.0

Noun (1)

  1. the visual property of being without chromatic colorSynonyms: colorlessnesscolourlessnessachromaticity
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Webster's Dictionary (GCIDE)

Achromatism \A*chro"ma*tism\, n. [Cf. F. achromatisme.] The state or quality of being achromatic; as, the achromatism of a lens; achromaticity. --Nichol. [1913 Webster]
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