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achromatic

Syllabification: (ach·ro·mat·ic)
Pronunciation: /ˌakrəˈmatik, ˌākrə-/
Definition of achromatic

adjective

[attributive]
  • 1relating to, employing, or denoting lenses that transmit light without separating it into constituent colors.
  • 2 literary without color:achromatic gloom

Origin:

late 18th century: via French from Greek a- 'without' + khrōmatikos (from khrōma 'color')

achromatic in other Oxford dictionaries

Definition of achromatic in the British & World English dictionary

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