恆等 Save Sign in to save words Simplified: 恒等 héngděng ㄏㄥˊ ㄉㄥˇ identity ≡ (math., logic) identical Character by character 恆(héng)surname Heng 等(děng)wait for Words with 恆等 Starting with 恆等 恆等式 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0