奥数 àoshù Olympiad mathematics Origin Definitions Defs Strokes Stroke Words Sentences Sents 奥 奧 ào proper nounnoun abbreviation of 奥林匹克 奧林匹克 àolínpǐkè Olympics The Olympics; Olympic; abbreviation for 奥林匹克运动会 àolínpǐkèyùndònghuì数 數 shù noun abbreviation of 数学 數學 shùxué mathematics mathematics; the science of quantity, shape, and space