ARNOLD-CHIARI DEFORMITY(noun)Did you mean?Synonyms RhymesDefinitions 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 AStarts ARStarts ARNStarts ARNOEnds YEnds TYEnds ITYEnds MITYStarts A & ends YStarts AR & ends YStarts A & ends TYA-Z Proximitiesarnattos8arnhemarnica8arnicas9arnold Arnold-Chiari Deformity arnoserisarnotto7arnottos8arnut5arnuts6