1. to formally begin or introduce something, especially with a ceremony
2. to formally install someone in an official position, especially with a ceremony

Examples

• The president inaugurates the new policy next month.
• The ceremony inaugurates a new era of cooperation.
• The mayor inaugurates the community center tomorrow.
• She inaugurates her term as governor in January.
• The festival inaugurates the summer season.
• The university inaugurates its new president this fall.
• The ribbon-cutting ceremony inaugurates the bridge opening.