ligand field splitting
The removal of a @[email protected] of atomic or molecular levels in a molecule or ion with a given symmetry, induced by the @[email protected] or removal of @[email protected] to produce reduced symmetries.
crystal field splitting
PAC, 1996, 68, 2223. (Glossary of terms used in photochemistry (IUPAC Recommendations 1996)) on page 2251 [Terms] [Paper]