Sebastos ("venerable one") was a honorific used by the ancient Greeks to render the Roman imperial title of Augustus. From the late 11th century on, during the Komnenian period, it and variants derived from it formed the basis of a new system of court titles for the Byzantine Empire. The female form of the title was sebastē (σεβαστή). Sebastos The term was used in the Hellenistic East as a honorific for the Roman emperors from the 1st century onwards. Th… (More on Sebastos)