city in ancient Greece, on the Chalcidice Peninsula
See Olynthus in American Heritage Dictionary 4
(ō-lĭnˈthəs)
An ancient city of northeast Greece on the Chalcidice Peninsula. As head of the Chalcidian League after the late fifth century B.C., it opposed the threats of Athens and Sparta but was captured briefly by Athens and subjugated by Sparta in 379. Philip of Macedon destroyed the city in 348.