— apochromatism /ap'euh kroh"meuh tiz'euhm/ , n.
/ap'euh kroh mat"ik, -oh kreuh-/ , adj. Optics.
corrected for spherical aberration at two wavelengths or colors and for chromatic aberration at three wavelengths.
[ 1885-90; APO- + CHROMATIC ]
— apochromatism /ap'euh kroh"meuh tiz'euhm/ , n.
/ap'euh kroh mat"ik, -oh kreuh-/ , adj. Optics.
corrected for spherical aberration at two wavelengths or colors and for chromatic aberration at three wavelengths.
[ 1885-90; APO- + CHROMATIC ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012