stereogenic

== English == === Etymology === From stereo- +‎ -genic. === Adjective === stereogenic (not comparable) (chemistry, physics) describing a grouping of atoms in a molecule consisting of a central atom and four distinguishable ligands such that the interchange of any two leads to a stereoisomer consisting of four non-coplanar atoms such that rotation about the central bond leads to a stereoisomer consisting of a double bond with substituents which give rise to cis-trans isomerism ==== Derived terms ====