Dictionary
di•chro•ma•tism
Pronunciation: (dī-krō'mu-tiz"um), [key]—
n.
1. the quality or state of being dichromatic.
2. Also called
di•chro•ma•top•si•a Pronunciation: (dī-krō"mu-top'sē-u). [key] Ophthalm.a defect of vision in which the retina responds to only two of the three primary colors. Cf.
monochromatism (def. 2),
trichromatism (def. 3).
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.