/ay kroh"meuh tiz'euhm/ , n. Optics.
1. freedom from color.
2. freedom from chromatic aberration, as in an achromatic lens.
Also, achromaticity .
[ 1790-1800; ACHROMAT(IC) + -ISM ]
/ay kroh"meuh tiz'euhm/ , n. Optics.
1. freedom from color.
2. freedom from chromatic aberration, as in an achromatic lens.
Also, achromaticity .
[ 1790-1800; ACHROMAT(IC) + -ISM ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012