释义 |
al·ka·loid AHD[ălʹkə-loid'] D.J.[ˈælkəˌlɔɪd]K.K.[ˈælkəˌlɔɪd]n.(名词)- Any of various organic compounds normally with basic chemical properties and usually containing at least one nitrogen atom in a heterocyclic ring, occurring chiefly in many vascular plants and some fungi. Many alkaloids, such as nicotine, quinine, cocaine, and morphine, are known for their poisonous or medicinal attributes.生物碱:有机化合物的一种,通常呈碱性且在一杂环中至少含有一个氮原子,主要存在于许多维管植物和一些真菌中。许多生物碱,如尼古丁、金鸡纳霜、可卡因和吗啡都以其毒性或在医药方面的特性而为人们所熟知
- alkal(i) alkal(i)
- -oid -oid
al'kaloidʹal AHD[-loidʹl] (形容词) |