/ Thesaurus Find synonyms for: Noun1. rickets, rachitis, avitaminosis, hypovitaminosisusage: childhood disease caused by deficiency of vitamin D and sunlight associated with impaired metabolism of calcium and phosphorusWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.See also: rickets (Dictionary) Related Content Daily Word Quiz: sublime Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language Synonyms Index