First Known Use: circa 1951
Dictionary
lipoic acid
noun li·po·ic acid \lī-ˈpō-ik-, li-\
Definition of LIPOIC ACID
: any of several microbial growth factors; especially : a fatty acid C8H14O2S2 that is essential for the oxidation of alpha-keto acids (as pyruvic acid) in metabolism
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Origin of LIPOIC ACID
lip-, lipo-
Medical Dictionary
lipoic acid
noun li·po·ic acid \li-ˌpō-ik-, lī-\
Medical Definition of LIPOIC ACID
: any of several microbial growth factors; especially : a crystalline compound C8H14O2S2 that is essential for the oxidation of alpha-keto acids (as pyruvic acid) in metabolism—called also protogen
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