achromatic

adjective ach·ro·mat·ic \ ˌa-krə-ˈma-tik , (ˌ)ā- \
Updated on: 15 Nov 2017

Definition of achromatic

1 : refracting light without dispersing it into its constituent colors : giving images practically free from extraneous colors
  • an achromatic telescope
2 : not readily colored by the usual staining agents
3 : possessing no hue : being or involving black, gray, or white : neutral
  • achromatic visual sensations
4 : being without accidentals or modulation : diatonic

achromatically

play \-ti-k(ə-)lē\ adverb

achromatism

play \(ˌ)ā-ˈkrō-mə-ˌti-zəm, a-\ noun

achromatize

play \(ˌ)ā-ˈkrō-mə-ˌtīz, a-\ transitive verb

Origin and Etymology of achromatic

2a- + Greek chrōmat-, chrôma "color" + 1-ic (or borrowed directly from Greek chrōmatikós 2chromatic, formed with the same elements)


Medical Dictionary

achromatic

adjective ach·ro·mat·ic \ ˌak-rə-ˈmat-ik \

medical Definition of achromatic

1 : refracting light without dispersing it into its constituent colors : giving images practically free from extraneous colors
  • an achromatic telescope
2 : not readily colored by the usual staining agents
3 : possessing or involving no hue : being or involving only black, gray, or white
  • achromatic visual sensations
  • achromatic light stimuli

achromatically

play \-i-k(ə-)lē\ adverb


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