1. the ceremonial clothes and objects used by a monarch or other high-ranking official
Usage: often used in plural form
2. the special clothing, decorations, or objects that show someone’s rank, office, or membership in an organization

Examples

• The queen wore her full regalia for the coronation ceremony.
• The graduation regalia included a cap, gown, and hood.
• Military officers displayed their regalia during the parade.
• The fraternity members donned their traditional regalia for the initiation.
• Royal regalia was carefully preserved in the museum.
• The judge’s regalia consisted of a black robe and white collar.
• Academic regalia varies by degree level and institution.