Complex sentence: Dissociation, the term that underlies the dissociative disorders including DID, lacks a precise, empirical and generally agreed upon definition and large number of diverse experiences have been termed dissociative--from normal failures in attention to pathological processes considered part of the dissociative disorders.
Split into simpler sentences: Dissociation, the term that underlies the dissociative disorders including DID, lacks a precise, empirical and generally agreed upon definition. A large number of diverse experiences have been termed dissociative--from normal failures in attention to pathological processes considered part of the dissociative disorders.