Dictionary

epimer

noun epi·mer \ˈe-pi-mər\

Definition of EPIMER

:  either of two stereoisomers that differ in the arrangement of groups on a single asymmetric carbon atom (as the first chiral center of a sugar's carbon chain)
epi·mer·ic \ˌe-pi-ˈmer-ik\ adjective

Origin of EPIMER

epi- + isomer
First Known Use: circa 1911
Medical Dictionary

epimer

noun epi·mer \ˈep-i-mər\

Medical Definition of EPIMER

:  either of the stereoisomers of a sugar or sugar derivative that differ in the arrangement of the hydrogen atom and the hydroxyl group on the first asymmetric carbon atom of a chain
epi·mer·ic \ˌep-i-ˈmer-ik\ adjective

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