Dictionary
achromatic
adjective ach·ro·mat·ic \ˌa-krə-ˈma-tik, (ˌ)ā-\
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
— ach·ro·mat·i·cal·ly \-ti-k(ə-)lē\ adverb
— achro·ma·tism \(ˌ)ā-ˈkrō-mə-ˌti-zəm, a-\ noun
— achro·ma·tize \(ˌ)ā-ˈkrō-mə-ˌtīz, a-\ transitive verb
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First Known Use of ACHROMATIC
1754
Rhymes with ACHROMATIC
acrobatic, aerobatic, anabatic, antistatic, aromatic, Asiatic, astigmatic, autocratic, automatic, bureaucratic, charismatic, cinematic, democratic, diplomatic, Eleatic, emblematic, enzymatic, Hanseatic, hieratic, Hippocratic, hydrostatic, kerygmatic, kleptocratic, melismatic, mobocratic, monocratic, morganatic, numismatic, operatic, phallocratic, photostatic, plutocratic, pre-Socratic, problematic, programmatic, symptomatic, systematic, technocratic, theocratic, thermostatic, undogmatic, undramatic
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>
—ach·ro·mat·i·cal·ly \-i-k(ə-)lē\ adverb
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