2. A native of Phoenicia, the son of Artemidorus, and a disciple of the preceding. His original name was Diocles. He was taken captive in the war between Antonius and Octavianus, and was purchased by Dymas, a freedman of the emperor. By him he was presented to Terentia, the wife of Cicero, who manumitted him. He taught at Rome, and according to Suidas, wrote 68 works. The following are mentioned : -1. Περὶ τῆς Ὁμηρικῆς προσῳδίας. 2. Περὶ τῶν μερῶν τοῦ λόγου. 3. Περὶ τῆς Ῥωμαἴκῆς διαλέκτου showing that the Latin language is derived from the Greek. 4. Τοῦ Ἀντιγένους ἡ Ῥωμαϊκὴ διάλεκτος. 5. Ὅτι διαφωνοῦσιν οἱ νεώτεροι ποιηταὶ πρὸς Ὅμηρον. 6. Ἐξήγησις τοῦ Τυραννίωνος μερισμον͂. 7. Διόρθωσις Ὁμηρική. 8. Ὀρθογραφία. Tyrannion is mentioned in the scholia on Homer (Schol. Marc. ad II. β́. 92, 155, 169).