| 释义 |
achromatopsia Med.|əkrəʊməˈtɒpsɪə|
Also 9 achromatopsy.
[Mod.L., f. Gr. ἀχρώµατ-ος without colour + -οψία seeing f. ὄψις sight.]
Inability to distinguish colours; colour-blindness.
1849–52Todd Cycl. Anat. & Phys. IV. 1452/2 Achromatopsy, or insensibility of the eye to colours, is an affection which has been recognised nearly two hundred years. 1853R. G. Mayne Expos. Lex. Med. Sci. (1860) 12/1 Achromatopsia, a faulty term intended to indicate inability to distinguish colours, but really meaning incapability of seeing them at all: achromatopsy. 1907J. H. Parsons Dis. Eye xx. 421 Colour Blindness or Achromatopsia may be congenital or acquired. 1932S. Duke-Elder Text-bk. Ophthalmol. I. xxv. 982 Achromatopsia falls into a completely different category from dichromatic vision. 1978Nature 28 Sept. 347/2 Any investigator who obtained access to..more than one case of cortical blindness or achromatopsia in a lifetime would count himself lucky indeed.
Add: Hence achromaˈtopsic a., pertaining to or characterized by achromatopsia; also as n., a person with achromatopsia.
1980Neurology XXX. 1064 Cerebral evoked responses produced by pattern shift stimulation were normal for black and white but abnormal for red and green, when stimulation was given in the achromatopsic field. 1986Times 12 May 12/2 Claustrophobics, hysterics and achromatopsics. 1990Brain CXIII. 1727 One is the central nature of the achromatopsic defect in every case, regardless of the extent of the scotoma, a fact rarely commented upon. |