Ipsus ĭpˈsəs [key], small town, ancient Phrygia, Asia Minor. Antigonus I, who had summoned his son Demetrius to his aid, was defeated and slain there by his rivals Seleucus and Lysimachus in 301 b.c. The battle of Ipsus resulted in the dissolution of Alexander's empire.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2024, Columbia University Press. All rights reserved.

See more Encyclopedia articles on: Ancient History, Middle East