saponin

Definition of Saponin in English :

1. saponin

any of various plant glucosides that form soapy lathers when mixed and agitated with water; used in detergents and foaming agents and emulsifiers

WordNet Lexical Database for English. Princeton University. 2010.

Saponin

noun

any of a group of plant glycosides with a steroid structure that foam when shaken and are used in detergents

noun

any of a group of glycosides, found in soapbark, etc., which form a soapy foam when dissolved in water: used as detergents, etc.

n.

Any of various plant glycosides that form soapy lathers when mixed and agitated with water, used in detergents, foaming agents, and emulsifiers.