THETAN EXTERIOR, 1. a being who knows he is a spirit with a body and not just a body. (Aud 18) 2. he’s out but if the body were to be injured he would be back in. (PDC 52) 3. a being not influenced by a body. (SH Spec 82, 6611C29) 4. a thetan who is clear of the body and knows it but is not yet stable outside. (Scn 8-8008 Gloss)
Hubbard, L. R. (1975). Dianetics and Scientology Technical Dictionary. Los Angeles: Church of Scientology of California Publications Organization.