1. ceremonies or processes by which someone is formally admitted to a group, organization, or position
2. the acts of beginning or starting something

Examples

• The fraternity held its initiations for new members last weekend.
• Military academy initiations are known for their rigorous traditions.
• The club’s initiations involve both ceremonies and community service.
• Several initiations of new projects occurred this quarter.
• The initiations of peace talks brought hope to the region.
• Ancient cultures had elaborate initiations for young adults entering society.
• The initiations of these reforms will take several months to complete.