Night-blindness
61blindness — n. the inability to see. Lack of all light perception constitutes total blindness but there are degrees of visual impairment far less severe than this that may be classed as blindness for administrative or statutory purposes. For example, marked… …
62night — n. 1 the period of darkness between one day and the next; the time from sunset to sunrise. 2 nightfall (shall not reach home before night). 3 the darkness of night (as black as night). 4 a night or evening appointed for some activity, or spent or …
63Night — n. 1 the period of darkness between one day and the next; the time from sunset to sunrise. 2 nightfall (shall not reach home before night). 3 the darkness of night (as black as night). 4 a night or evening appointed for some activity, or spent or …
64night-blind — adjective see night blindness …
65night-blind — adjective unable to see clearly in low light; suffering from night blindness. Syn: moon blind, nyctalopic See Also: day blind, hemeralopic …
66Слепота Ночная (Night Blindness) — неспособность различать окружающие предметы при сумеречном свете или в ночное время. Развивается в результате повреждений палочек сетчатки глаза, которые отвечают за зрение при сумеречном свете (см. Палочка сетчатки глаза), или может быть связана …
67blindness — n. color; congenital; night; snow blindness * * * [ blaɪndnɪs] congenital night snow blindness color …
68moon blindness — n. loss of vision in horses occurring at regular intervals; nyctalopia, night blindness, abnormally poor eyesight in darkness; night blindness, defect which limits or impairs night vision …
69moon blindness — n. 1. night blindness: formerly attributed to the effects of moonlight 2. a disease of horses, of undetermined cause, characterized by recurrent inflammation of the eyes and, eventually, blindness …
70moon blindness — noun 1. inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder • Syn: ↑nyctalopia, ↑night blindness • Hypernyms: ↑visual impairment, ↑visual defect, ↑vision defect, ↑visual disorder, ↑ …
