缺氧症 Traditional form: 缺氧症 Pinyin (reading): quēyǎngzhèng Definitions: anoxia Characters: 缺 - to lack, to be short; vacancy, gap, deficit 氧 - oxygen 症 - ailment, disease, illness Traditional characters: 缺 - to lack, to be short; vacancy, gap, deficit 氧 - oxygen 症 - ailment, disease, illness