ASSUMPTION, 1. the name given to the act of a theta being taking over a mest body. This is occasionally found to be part of the record of the GE strong enough to be audited. It is the sensation of being taken over thoroughly, sometimes contains the shock of contact. The assumption takes place in most cases just prior to birth for every GE generation. (HOM, p. 37) 2. assumption point: where the thetan has taken over the body. (PAB 8 )
Hubbard, L. R., (1975) Dianetics and Scientology Technical Dictionary. Los Angeles: Church of Scientology of California Publications Organization.