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epimer

[ep-uh-mer] /ˈɛp ə mər/
noun, Chemistry
1.
either of a pair of isomeric aldose compounds, especially of certain sugars, that differ from each other in the positions of the H and OH at the second atom from the end of the carbon chain, as d-glucose and d-mannose.
Also, epimeride
[uh-pim-uh-rahyd] /əˈpɪm əˌraɪd/ (Show IPA)
.
Origin
1910-1915
1910-15; epi- + -mer
Related forms
epimeric
[ep-uh-mer-ik] /ˌɛp əˈmɛr ɪk/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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epimeric in Medicine

epimer ep·i·mer (ěp'ə-mər)
n.
One of two molecules that differ only in the spatial arrangement around a single carbon atom.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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