achromatism

[ ey-kroh-muh-tiz-uhm ]

nounOptics.
  1. freedom from color.

  2. freedom from chromatic aberration, as in an achromatic lens.

Origin of achromatism

1
First recorded in 1790–1800; achromat(ic) + -ism

Words Nearby achromatism

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use achromatism in a sentence