1. the official vestments or robes worn by clergy during religious services
Usage: religious; formal

Examples

• The bishop donned his canonicals before the Easter service.
• The priest’s canonicals were made of fine white linen.
• She carefully pressed the canonicals before Sunday mass.
• The cathedral’s sacristy held dozens of canonicals in various sizes.
• His canonicals included a surplice, cassock, and stole.
• The new deacon received his first set of canonicals at ordination.