Definitions

1. noun

A king of Mycenae and the husband of Clytemnestra, who murdered Agamemnon.

“Agamemnon’s return was thwarted by Clytemnestra and her lover Aegisthus.”

2. proper noun

Aegisthus is the name of a place, a town or region in ancient Greece.

“The ancient city of Aegisthus is an archaeological site in modern-day Greece.”

3. proper noun

Aegisthus is the name of a king in Greek mythology.

“In Greek mythology, Aegisthus was the son of Thyestes and the husband of Clytemnestra.”