Achromatic Definition

ăkrə-mătĭk, ākrə-
adjective
Colorless; specif., designating or of the group of colors comprising black, white, and gray.
Webster's New World
Refracting white light without breaking it up into its component colors.
Webster's New World
Difficult to stain with standard dyes. Used in reference to cells or tissues.
American Heritage Medicine
Forming visual images whose outline is free from prismatic colors.
An achromatic lens.
Webster's New World
Staining poorly with the usual stains.
Webster's New World
Synonyms:
neutraldiatoniccolorlessachromous
Antonyms:
chromatic
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Origin of Achromatic

  • Ancient Greek ἀχρωμάτιστος (akhrōmatistos, “uncolored”), from ἀ- (a-, “alpha privative”) + χρῶμα (khrōma, “color”); compare French achromatique

    From Wiktionary

  • From Greek akhrōmatos a- without a–1 khrōma khrōmat- color

    From American Heritage Dictionary of the English Language, 5th Edition

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