from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A compound, C10H10O4, related to vanillin and obtained from certain plants.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A derivative of cinnamic acid that is a component of lignin
From New Latin Ferula, plant genus, from Latin ferula, giant fennel.(American Heritage® Dictionary of the English Language, Fourth Edition)