from The Century Dictionary.
- noun A white intensely bitter principle, a glucoside (C48H80O19) extracted from the root of Bryonia alba and B. dioica. Also spelled brionin, brionine.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Chem.) A bitter principle obtained from the root of the bryony (
Bryonia albaand Bryonia dioica). It is a white, or slightly colored, substance, and is emetic and cathartic.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry An
emeticsubstance obtained from bryony root.
from Wiktionary, Creative Commons Attribution/Share-Alike License
bryony + -in
Chemically, the plant contains "bryonin," a medicinal substance which is intensely bitter; also malate and phosphate of lime, with gum, starch, and sugar.