下確界 Save Create a free account to save words Simplified: 下确界 xiàquèjiè ㄒㄧㄚˋ ㄑㄩㄝˋ ㄐㄧㄝˋ 男 女 infimum greatest lower bound math. Character by character 下(xià)lower 確(què)authenticated 界(jiè)boundary Sign up for a free account to save words and review them A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0