The classification of the symmetry elements of an object. It is denoted in the Schoenflies notation by an italic symbol, such as \(C_{3}\), \(D_{2}\), \(T_{\text{d}}\), etc.
Source: PAC, 1996,
68, 2193. (
Basic terminology of stereochemistry (IUPAC Recommendations 1996)) on page 2213 [
Terms] [
Paper]