E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
The Chaldean sea-god. It had a fishs head and body, and also a human head; a fishs tail, and also feet under the tail and fishs head. In the day-time he lived with men to instruct them in the arts and sciences, but at night retired to the ocean. Anedots or Idotion was a similar deity, so was the Dagon [dag-On, fish On] of the Philistines.