1. people celebrating a jubilee, especially a significant anniversary
Usage: formal

Examples

• The jubilarians gathered to commemorate the school’s 50th anniversary.
• Golden jubilarians celebrated their 50 years of marriage with a special ceremony.
• The church honored its jubilarians who had served for 25 years.
• Silver jubilarians received special recognition at the company banquet.
• The monastery welcomed jubilarians marking decades of religious service.
• Diamond jubilarians shared stories of their 60 years together.