| 释义 |
ach·ro·mat·ic
\|akrə|mad.ik, -rō, -atik, -ēk\ adjective
Etymology: Greek achrōmatos + English -ic
1. : free from color : refracting light without dispersing it into its constituent colors : giving images practically free from extraneous colors
< an achromatic telescope >
< an achromatic microscope objective >
2. biology : uncolored : not readily colored by the usual staining agents
< achromatic part of a cell >
— see achromatic figure
3.
a. : possessing no hue : totally lacking in saturation : neutral
b. : black, gray, or white
4. music : without accidentals or modulation : diatonic
• ach·ro·mat·i·cal·ly \-ə̇k(ə)lē, -ēk-, -li\ adverb |