双曲余弦 Save Sign in to save words Traditional (Taiwan): 雙曲餘弦 shuāngqūyúxián ㄕㄨㄤ ㄑㄩ ㄩˊ ㄒㄧㄢˊ hyperbolic cosine or cosh (math.) Character by character 双(shuāng)surname Shuang 曲(qū)surname Qu 余(yú)surname Yu 弦(xián)bow string A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0