cis-

  1. Prefix.  On this side of, e.g. Cis-Neptunian object.
  2. Prefix.  (chemistry) (non-gloss definition, Forming names of chemical compounds in which two atoms or groups are situated on the same side of some plane of symmetry passing through the compound.) .

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This entry was last updated on RefTopia from its source on 3/20/2012.