any of a group of glycosides, found in soapbark, etc., which form a soapy foam when dissolved in water: used as detergents, etc.
Origin of saponinFrench saponine from Classical Latin sapo (see saponify) + -in, -in
Any of various plant glycosides that form soapy lathers when mixed and agitated with water, used in detergents, foaming agents, and emulsifiers.
Origin of saponinFrom Latin sāpō sāpōn- hair dye of Germanic origin
sapon- +"Ž -in