(Θεόδωρος), literary and ecclesiastical.

1. ABBAS et PHILOSOPHUS, a learned Greek ecclesiastic of the latter part of the sixth or the beginning of the seventh century, from whom it is commonly supposed that Leontius of Byzantium [LEONTIUS, No. 5] derived the materials of his work De Sectis. (Cave, Hist. Litt. vol. i. p. 538, ed. Oxford, 1740-1743; Fabric. Bibl. Graec. vol. viii. p. 310.)