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1. (n.) saponin
any of various glucosides, obtained from soapwort and other plants, that form a stable foam in water: used commercially in beverages, fire extinguishers, and detergents.
Etymology: (1825–35; < F saponine < L sāpōn-, s. of sāpōsoap+ F -ine -in1)
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| Definition of 'saponin' |
Princeton's WordNet |
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1. (noun) saponin
any of various plant glucosides that form soapy lathers when mixed and agitated with water; used in detergents and foaming agents and emulsifiers
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| Definition of 'saponin' |
Webster Dictionary |
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1. (noun) saponin
a poisonous glucoside found in many plants, as in the root of soapwort (Saponaria), in the bark of soap bark (Quillaia), etc. It is extracted as a white amorphous powder, which occasions a soapy lather in solution, and produces a local anaesthesia. Formerly called also struthiin, quillaiin, senegin, polygalic acid, etc. By extension, any one of a group of related bodies of which saponin proper is the type
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