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单词 achromatic
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ach•ro•mat•ic  (ak′rə mat′ik, ā′krə-),USA pronunciation adj. 
  1. Optics
    • free from color.
    • able to emit, transmit, or receive light without separating it into colors.
  2. Laboratory[Biol.](of a cell structure) difficult to stain.
  3. Music and Dancewithout accidentals or changes in key.
  • a-6 + chromatic 1760–70
ach′ro•mat′i•cal•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::
achromatic /ˌækrəˈmætɪk/ adj
  1. without colour
  2. capable of reflecting or refracting light without chromatic aberration
  3. involving no sharps or flats

ˌachroˈmatically adv achromatism /əˈkrəʊməˌtɪzəm/, achromaticity /əˌkrəʊməˈtɪsɪtɪ/ n
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更新时间：2024/11/10 11:04:02