https://doi.org/10.1351/goldbook.M03845
Essentially synonymous with @[email protected] The term is particularly associated with the picture of π-electrons as less localized in an actual molecule than in a @[email protected] The term is intended to imply that the correct representation of a structure is intermediate between two or more Lewis formulae.
See also:
aromatic (Def. 2)
, delocalization