Medical Dictionary
tetraethylammonium
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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