from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A bitter glucoside, C13H18O7, obtained mainly from the bark of poplar and willow trees and formerly used as an analgesic.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A glucoside derivative of salicylic acid; the active principle of willow bark, once used medicinally.
from the GNU version of the Collaborative International Dictionary of English
- n. A glucoside found in the bark and leaves of several species of willow (Salix) and poplar, and extracted as a bitter white crystalline substance.
from The Century Dictionary and Cyclopedia
- n. A neutral crystalline glucoside (C13H18O7), of a bitter taste.
French salicine, from Latin salix, salic-, willow.(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin salix, salicis, a willow, and -in. (Wiktionary)