Hypernym

triterpene 1

noun

any of a class of chemical compounds composed of three terpene units with the molecular formula C30H48.

Substance_meronym

medicine 2

noun

(medicine) something that treats or prevents or alleviates the symptoms of disease

Part_meronym

birch 2

noun

any betulaceous tree or shrub of the genus Betula having a thin peeling bark

betulin 1

noundomain: substance

EnWordnet [ver.5.0]

English

Definition

an abundant, naturally occurring triterpene; it is commonly isolated from the bark of birch trees and forms up to 30% of the dry weight of the extractive.

Examples

1.Betulin was discovered in 1788 by German-Russian chemist Johann Tobias Lowitz.

Substance_holonym

medicine 2

noun

(medicine) something that treats or prevents or alleviates the symptoms of disease

Part_holonym

birch 2

noun

any betulaceous tree or shrub of the genus Betula having a thin peeling bark