convolvulin /kәn'vɔlvjulin/ 📖 中文释义 旋花苷; 旋花灵 📘 English Definition(英文释义) n. A glucoside occurring in jalap (the root of aconvolvulaceous plant), and extracted as a colorless, tasteless, gummymass of powerful purgative properties. ← convolvuli C 字母词表 convolvulinic acid →