English Explanatory Dictionary

achromatic

English dictionary entry

Meanings

adj
  1. Free from color; transmitting light without color-related distortion.
  2. Containing components such as achromatic lenses and prisms, designed to prevent color-related distortion.
  3. Uncolored; not absorbing color from a fluid.
  4. Having only the diatonic notes of the scale; not modified by accidentals.

Pronunciation

/ˌæk.ɹəˈmæt.ɪk/ /ˌeɪ.kɹəˈmæt.ɪk/ LL-Q1860 (eng)-Vealhurl-achromatic.wav

Word forms

achromatic more achromatic most achromatic

Etymology

From Ancient Greek ἀχρωμάτιστος (akhrōmátistos, “uncolored”), from ἀ- (a-, “not”) + χρῶμα (khrôma, “color”), equivalent to a- + chromatic; compare French achromatique.

Synonyms

achromatic colorless colourless hueless

Antonyms

colored coloured colorful colourful dyed motley multicolored multicoloured particolored particoloured polychromatic polychrome variegated

Related words

achromaticity achromatic lens achromatic number achromatic prism achromatism chromatic

Derived words

achromatically nonachromatic pseudoachromatic
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