saponin – מילון אנגלי-אנגלי
saponin
n.
group of glycosides found in plants (used in detergents and emulsifiers)
Saponin
Saponins are a class of chemical compounds found in particular abundance in various plant species. More specifically, they are
amphipathic glycosides grouped phenomenologically by the soap-like foaming they produce when shaken in
aqueous solutions, and structurally by having one or more
hydrophilic glycoside moieties combined with a
lipophilic triterpene derivative.
saponin
Noun
1. any of various plant glucosides that form soapy lathers when mixed and agitated with water; used in detergents and foaming agents and emulsifiers
(hypernym) glucoside
Saponin (das)
n.
saponin, group of glycosides found in plants (used in detergents and emulsifiers)
Saponin
(n.)
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.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
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