Word Study
sabellian
CIDE DICTIONARY
sabellian, a.
Pertaining to the doctrines or tenets of Sabellius. See Sabellian, n. [1913 Webster]
sabellian, n.
A follower of Sabellius , a presbyter of Ptolemais in the third century, who maintained that there is but one person in the Godhead, and that the Son and Holy Spirit are only different powers, operations, or offices of the one God the Father. [1913 Webster]
For further exploring for "sabellian" in Webster Dictionary Online