奥数 Save Sign in to save words Traditional (Taiwan): 奧數 àoshù ㄠˋ ㄕㄨˋ International Mathematical Olympiad (IMO) (abbr. for 国际奥林匹克数学竞赛 guójìàolínpǐkèshùxuéjìngsài) olympiad mathematics competition math Character by character 奥(ào)Austria 数(shù)number A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0