Nyctalopia

[,niktә'lәupiә]

Definition

(noun.) inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder.

Checker: Louie--From WordNet

Definition

(n.) A disease of the eye, in consequence of which the patient can see well in a faint light or at twilight, but is unable to see during the day or in a strong light; day blindness.

(n.) See Moonblink.

Edited by Hattie

Definition

n. the defective vision of persons who can see in a faint light but not in bright daylight: sometimes applied to the opposite defect inability to see save in a strong daylight—also Nyc′talopy.—n. Nyc′talops one affected with nyctalopia.

Checked by Calvin