Medical Dictionary


noun tet·ra·eth·yl·am·mo·ni·um \ˌte-trə-ˌeth-əl-ə-ˈmō-nē-əm\

Medical Definition of TETRAETHYLAMMONIUM

:  the quaternary ammonium ion (C2H5)4N+ containing four ethyl groups; also :  a salt of this ion (as the deliquescent crystalline chloride used as a ganglionic blocking agent)—abbreviation TEA


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