acrocyanosisPronunciation: /ˌakrə(ʊ)sʌɪəˈnəʊsɪs/Definition of acrocyanosis noun [mass noun] Medicine a condition marked by bluish or purple colouring of the hands and feet, caused by slow circulation. Origin: late 19th century: from Greek akron 'tip' + cyanosisacrocyanosis in other Oxford dictionaries Definition of acrocyanosis in the US English dictionary