Examples from the Web for apsu
Tiamat, the female dragon, is more powerful than her husband Apsu, who is slain by his son Ea.
The fragments of text show that Ea waged war against Apsu and Mummu.The Babylonian Legends of the Creation|British Museum
The earth is pictured as a great structure placed over the Apsu and corresponding in dimension with it—at least in one direction.
The nether world reaches down to the Apsu,—the 'deep' that flows underneath the earth.
He uttered a pure incantation and accomplished the downfall of Apsu and Mummu, who were taken captive.