excellence meaning
EN
[ˈɛksələns] WExcellence
- Excellence is a talent or quality which is unusually good and so surpasses ordinary standards. It is also used as a standard of performance as measured e.g. through economic indicators.
- Excellence is a continuously moving target that can be pursued through actions of integrity, being frontrunner in terms of products / services provided that are reliable and safe for the intended users,
- In modern public relations and marketing, "excellence" is a much overused buzzword that tries to convey a good impression often without imparting any concrete information (e.g. "center for excellence in ...", "business excellence", etc.).
FR excellence 
- NounPLexcellencesSUF-ence
Definition of excellence in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Countable nouns
- Singularia tantum
- Uncountable nouns
- Uncountable nouns
- Countable nouns
- Nouns
- fr excellence
- en excellences
- fr excellences
Source: Wiktionary
Grammatically, this word "excellence" is a noun, more specifically, a countable noun and a singularia tantum.