Meaning of ACHROMATIC in English

ACHROMATIC

— achromatically , adv.

/ak'reuh mat"ik, ay'kreuh-/ , adj.

1. Optics.

a. free from color.

b. able to emit, transmit, or receive light without separating it into colors.

2. Biol. (of a cell structure) difficult to stain.

3. Music. without accidentals or changes in key.

[ 1760-70; A- 6 + CHROMATIC ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .