Xenarchus ( el, Ξέναρχος; 1st century BC) of Seleucia in Cilicia, was a

Greek Greek may refer to: Greece Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group. *Greek language, a branch of the Indo-European language family. **Proto-Greek language, the assumed last common ancestor ...

Peripatetic Peripatetic may refer to: *Peripatetic school, a school of philosophy in Ancient Greece *Peripatetic axiom * Peripatetic minority, a mobile population moving among settled populations offering a craft or trade. *Peripatetic Jats There are several ...

philosopher and grammarian. Xenarchus left home early, and devoted himself to the profession of teaching, first at

Alexandria Alexandria ( or ; ar, ٱلْإِسْكَنْدَرِيَّةُ ; grc-gre, Αλεξάνδρεια, Alexándria) is the second largest city in Egypt, and the largest city on the Mediterranean coast. Founded in by Alexander the Great, Alexandri ...

, afterwards at

Athens Athens ( ; el, Αθήνα, Athína ; grc, Ἀθῆναι, Athênai (pl.) ) is both the capital and largest city of Greece. With a population close to four million, it is also the seventh largest city in the European Union. Athens dominates ...

, and last at

Rome , established_title = Founded , established_date = 753 BC , founder = King Romulus (legendary) , image_map = Map of comune of Rome (metropolitan city of Capital Rome, region Lazio, Italy).svg , map_caption ...

, where he enjoyed the friendship of Arius, and afterwards of

Augustus Caesar Augustus (born Gaius Octavius; 23 September 63 BC – 19 August AD 14), also known as Octavian, was the first Roman emperor; he reigned from 27 BC until his death in AD 14. He is known for being the founder of the Roman Pr ...

; and he was still living, in old age and honour, when Strabo wrote. Xenarchus disagreed with

Aristotle Aristotle (; grc-gre, Ἀριστοτέλης ''Aristotélēs'', ; 384–322 BC) was a Greek philosopher and polymath during the Classical period in Ancient Greece. Taught by Plato, he was the founder of the Peripatetic school of ph ...

on many issues. He denied the existence of the aether, composing a treatise entitled ''Against the Fifth Element''. He is also mentioned by Simplicius, by Julian the Apostate, and by

Alexander of Aphrodisias Alexander of Aphrodisias ( grc-gre, Ἀλέξανδρος ὁ Ἀφροδισιεύς, translit=Alexandros ho Aphrodisieus; AD) was a Peripatetic philosopher and the most celebrated of the Ancient Greek commentators on the writings of Aristotle ...

.Alexander Aphrodisiensis, ''de Anim.''

Notes

Bibliography

* Andrea Falcon, ''Aristotelianism in First Century. Xenarchus of Seleucia'', Cambridge, Cambridge University Press, 2011. {{authority control 1st-century BC Greek people Ancient Greek grammarians Roman-era Peripatetic philosophers Roman-era philosophers in Athens Roman-era philosophers in Rome Roman-era philosophers in Alexandria