ACHROMATICITY
Meaning of ACHROMATICITY in English
/ak'roh meuh tis"i tee, ay'kroh-/ , n. Optics.
achromatism.
[ 1835-45; ACHROMATIC + -ITY ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012