nyctalopia

/ˌnɪktəˈloʊpiə/
noun
  1. A condition in which a person has difficulty seeing in dim light or at night; night blindness.
    • People with nyctalopia often have trouble driving after sunset.
    • Nyctalopia can be caused by a lack of vitamin A in the diet.
    • The doctor diagnosed her with nyctalopia after she complained about poor night vision.
Antonyms