noun
- a condition in which a person has difficulty seeing in dim light or darkness; night blindness
Usage: medical
Examples
- The patient’s nyctalopia made driving at night extremely dangerous.
- Vitamin A deficiency can lead to nyctalopia in severe cases.
- Her nyctalopia was diagnosed after she repeatedly stumbled in low-light conditions.
- The ophthalmologist explained that nyctalopia could be caused by several different eye disorders.
- Night shift workers with nyctalopia often struggle with their job requirements.
- Treatment for nyctalopia depends on identifying the underlying cause.