1. a person or entity that formally approves or confirms something, especially a treaty, agreement, or constitutional amendment

Examples

• The senator was a key ratifier of the international climate agreement.
• Each state legislature acted as a ratifier of the constitutional amendment.
• The board of directors served as the final ratifier of the merger proposal.
• As the primary ratifier, the president’s signature was required on the treaty.
• The union members chose their representatives to be ratifiers of the new contract.
• Without enough ratifiers, the proposed changes to the bylaws failed to pass.