Protagores — was born at Abdera, according to the concurrent testimony of Plato and several other writers
Ancient Greek word, found 40 times in the texts on Socratos.
Diogenes Laertius, Vitae philosophorum 3.1.37: … ασι πολλάκις ἐστραμμένην εὑρῆσθαι τὴν ἀρχὴν τῆς Πολιτείας. ἣν Πολιτείαν Ἀριστόξενός φησι πᾶσαν σχεδὸν ἐν τοῖς Πρωταγόρου γεγράφθαι Ἀντιλογικοῖς.