CRANIUM Meaning of CRANIUM in English [ 'kreɪnɪəm ]■ noun ( plural ~s or crania -nɪə ) Anatomy the skull, especially the part enclosing the brain.OriginME: via med. L. from Gk kranion . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004