1. the act of claiming or taking something without right or justification; unlawful seizure or assumption of authority or power
Usage: formal; often used in legal or political contexts
2. in Roman law, the adoption of a person of full age by another
Usage: historical; legal

Examples

• The dictator's arrogation of emergency powers alarmed democratic nations.
• The company faced criticism for its arrogation of intellectual property rights.
• His arrogation of the throne was met with fierce resistance from the nobility.
• The arrogation of decision-making authority by the executive branch sparked constitutional debate.
• She objected to the arrogation of her ideas by her colleagues without credit.
• The arrogation of land from indigenous peoples was a dark chapter in colonial history.