1. a title of honor used to address or refer to certain high officials such as governors, ambassadors, or bishops
Usage: formal; capitalized when used as a title
2. the quality of being excellent; superiority or outstanding merit
Usage: formal

Examples

• His Excellency the Governor will address the assembly tomorrow.
• The ambassador’s excellency was recognized at the diplomatic reception.
• Your Excellency, we are honored by your presence.
• The excellency of her performance earned widespread acclaim.
• They praised the excellency of the school’s academic program.
• The chef’s excellency in culinary arts was undeniable.