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. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: supererogatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language