cis-
cis- definition
cis- (sis)
- on this side of cisalpine
- subsequent to
- Chem. designating an isomer having certain atoms or groups on the same side of a given plane in the molecule: in chemical names, usually printed in italic type and hyphenated and disregarded in alphabetization cis-butene
Etymology: < L cis, on this side: see here
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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