1. a solemn or emphatic declaration or statement
Usage: formal

Examples

• The witness made a firm asseveration of his innocence.
• Her asseveration that she had never seen the document was met with skepticism.
• The politician’s asseveration of support for education reform convinced many voters.
• Despite his repeated asseverations, few believed his story.
• The lawyer’s asseveration of his client’s alibi was crucial to the defense.
• She spoke with such conviction that her asseveration seemed unquestionable.