emperornoun [ C ]uk /ˈem.pər.ər/ us /ˈem.pɚ.ɚ/
- He'd dressed himself up as a Roman emperor for the fancy-dress party.
- This type of porcelain was made specifically for the Chinese emperor and the imperial household.
- Hirohito was Emperor of Japan from 1926 until his death in 1989.
- The Pope granted Charlemagne the title of Holy Roman Emperor back in the 9th century.
- Constantine was the first emperor to promote Christianity.