nyctalopia

[ nik-tl-oh-pee-uh ]

noun

, Ophthalmology.

1. night blindness.
2. hemeralopia.

nyctalopia

/ ˌnɪktəˈləʊpɪə /

noun

1. inability to see normally in dim light Nontechnical namenight blindness Compare hemeralopia

Other Words From

• nyc·ta·lop·ic [nik-tl-, op, -ik], adjective

Word History and Origins

Origin of nyctalopia¹

1675–85; < Late Latin nyctalōpia < Greek nykt- nyct- + al ( aós ) blind + -ōpia -opia

Word History and Origins

Origin of nyctalopia¹

C17: via Late Latin from Greek nuktálōps, from nux night + alaos blind + ōps eye

Example Sentences

Day sight, the nyctalopia of some authors, is said to be endemic in some countries,—Poland, the West Indies, Brazil, and various intertropical regions.

From Project Gutenberg

A temporary evening blindness occasioned by sleeping in the moonshine in tropical climates; it is technically designated nyctalopia.

From Project Gutenberg

Government, offer to it, to discover the remedy for nyctalopia, 335.

From Project Gutenberg

His nyctalopia was a great advantage, his cat-like sight enabling him to distinguish the smallest object in the deepest gloom.

From Project Gutenberg

"Confound the nyctalopia!" said Paganel, inwardly, though delighted to be of any service to his friend.

From Project Gutenberg