Definitions

1. noun

A Roman official or an emperor’s deputy, especially in the late Roman Republic

“In ancient Rome, the coemperors often worked together to make key decisions for the empire.”

2. noun

A person who shares imperial power with another

“The coemperors formed a strong alliance that helped them maintain control over their territories.”

3. noun

A ruler who has equal power with another

“The coemperors of the ancient empire were known for their joint efforts in building infrastructure and promoting trade.”