ACHROMATISM

colorlessness, colourlessness, achromatism, achromaticity

(noun) the visual property of being without chromatic color

Source: WordNet® 3.1


Etymology

Noun

achromatism (uncountable)

The state or quality of being achromatic; achromaticity.

The state of being free of colors, not emitting or separating into colors.

Achromatopia.

Source: Wiktionary


A*chro"ma*tism, n. Etym: [Cf. F. achromatisme.]

Definition: The state or quality of being achromatic; as, the achromatism of a lens; achromaticity. Nichol.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

1 February 2025

GRIP

(noun) an intellectual hold or understanding; “a good grip on French history”; “they kept a firm grip on the two top priorities”; “he was in the grip of a powerful emotion”; “a terrible power had her in its grasp”


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Coffee Trivia

The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.

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