絲氨酸 Save Sign in to save words Simplified: 丝氨酸 sīānsuān ㄙ ㄢ ㄙㄨㄢ serine (Ser), an amino acid Character by character 絲(sī)silk 氨(ān)ammonia 酸(suān)sour A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0