Definitions for

Overview of noun nyctalopia

The noun nyctalopia has 1 senses? (no senses from tagged texts)
1. nyctalopia, night blindness, moon blindness

(inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder) © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
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