| 释义 |
ˈdichromat Ophthalm.
Also ˈdichromate.
[f. di-2 + Gr. χρωµατ-ικός (see dichromatic a.): see -ate1.]
A person affected with dichromatism.
1908A. Duane tr. Fuch's Textbk. Ophthalmology (ed. 3) ii. xi. 538 The man with partial color blindness recognizes only two colors in the spectrum, while for the man with normal sight at least three fundamental sensations may be assumed to exist... Hence, we call the former dichromates, the latter trichromates. 1937Brit. Jrnl. Psychol. Oct. 218 ‘Hidden’ figures which are visible only to the dichromate. 1959New Scientist 30 Apr. 972/2 There are three types of dichromat, known as protanopes, deuteranopes and tritanopes respectively. 1969Nature 26 July 414/2 For human dichromats the presence of a restricted region in the visible spectrum that cannot be discriminated from white light..is considered to be diagnostic of dichromacy. |