帝国 (ていこく, teikoku) Japanese meaning: empire | KotomoraThe Roman Empire had vast territory.
He runs his company like a small empire.
Usage patterns
〈人〉が帝国を築くfor someone to build an empire
He built a vast empire in just ten years.
帝国が崩壊するfor an empire to collapse
The empire collapsed due to internal strife.
帝国を治めるto rule an empire
The emperor had ruled the vast empire for many years.
dual monarchy · Austria-Hungary; Austro-Hungarian Empire