同餘類 Save Sign in to save words Simplified: 同余类 tóngyúlèi ㄊㄨㄥˊ ㄩˊ ㄌㄟˋ congruence class residue class math. Character by character 同(tóng)like 餘(yú)extra 類(lèi)kind A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0