Definition of persecutional in English:
persecutional
adjective ˌpəːsɪˈkjuːʃ(ə)n(ə)lˌpəːsɪˈkjuːʃən(ə)l
Psychology Of or relating to persecution or a delusional belief that one is being persecuted.
Origin
Late 19th century; earliest use found in Alienist & Neurologist. From persecution + -al.