Breadcrumb Home > Thesaurus > N Synonyms of nyctalopia Find synonyms for: Noun 1. nyctalopia, night blindness, moon blindness, visual impairment, visual defect, vision defect, visual disorder, avitaminosis, hypovitaminosis usage: inability to see clearly in dim light; due to a deficiency of vitamin A or to a retinal disorder WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of nyctalopia (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language