Definition of origenism:
(n) :
(Christianity) The teachings of Origen of Alexandria (fl. 3rd century), a Greek Church Father; in particular:
(n) :
Apocatastasis, the doctrine that all creatures including Satan will be saved before the end of time, condemned as anathema at the Synod of Constantinople in 543 CE.
(n) :
The doctrine that all souls are created by God prior to conception, also condemned at the Synod of Constantinople.