ARNOLD-CHIARI DEFORMITY(noun) Did you mean: Synonyms Rhymes Definitions There is 1 meaning of the phrase Arnold-Chiari Deformity. Arnold-Chiari Deformity - as a noun Deformity in which part of the brain protrudes through the skull Word Variations & RelationsStarts A Starts AR Starts ARN Starts ARNO Ends Y Ends TY Ends ITY Ends MITY Starts A & ends Y Starts AR & ends Y Starts A & ends TY A-Z Proximitiesarnattos 8arnhemarnica 8arnicas 9arnold Arnold-Chiari Deformity arnoserisarnotto 7arnottos 8arnut 5arnuts 6