| 肽 | tài | peptide (two or more amino acids linked by peptide bonds CO-NH) |
| 多肽 | duō tài | polypeptide, chain of amino acids linked by peptide bonds CO-NH, a component of protein |
| 多肽连 | duō tài lián | polypeptide chain |
| 天冬苯丙二肽酯 | tiān dōng běn bǐng èr tài zhǐ | aspartame C14H18N2O (artificial sweetener) |
| 肽单位 | tài dān wèi | peptide unit (on protein chain) |
| 肽基 | tài jī | peptide group; peptide unit |
| 肽聚糖 | tài jù táng | peptidoglycan (PG) or murein (polymer of sugars and amino acids forming cell wall) |
| 肽键 | tài jiàn | peptide bond CO-NH; bond in protein between carboxyl radical and amino radical |
| 肽链 | tài liàn | peptide chain (chain of amino acids making up protein) |