- [E-] a title of honor applied to various persons of high position, as an ambassador, bishop, or governor: preceded by Your or by His or Her
- Now Rare excellence (sense )
Origin of excellencyMiddle English excellencie from Classical Latin excellentia
nounpl. Ex·cel·len·cies Abbr. Exc.
Used with His, Her, or Your as a title and form of address for certain high officials, such as viceroys, ambassadors, and governors.
- The quality of being excellent.