1. the domain, territory, or realm ruled by a czar
Usage: also spelled tsardom; historical, often referring to Russia or Eastern Europe
2. the office, rank, or authority of a czar
Usage: also spelled tsardom

Examples

• The czardom of Russia expanded significantly during the 16th century.
• Peter the Great transformed the czardom into a major European power.
• The czardom was characterized by absolute rule and centralized authority.
• Many territories were incorporated into the growing czardom.
• The fall of the czardom marked the end of imperial rule in Russia.