From Longman Dictionary of Contemporary Englishexcellenceex‧cel‧lence /ˈeksələns/●くろまる●くろまる○しろまる noun [uncountable]GOOD/EXCELLENTthe quality of being excellentexcellence ofthe excellence of the performanceexcellence inthe university’s reputation for excellencecentres of academic excellence →par excellenceExamples from the Corpusexcellence• Corddry was known for his consistentexcellence in reporting on defense and foreignpolicy issues.• It is awarded biennially for excellence in physicalorganicchemistryembracing the relationship between structure and reactivity.• We could become a country of citizens, not subjects, striving for excellence rather than settling for second best.• Our target is excellence for all.• Great Groups tend to be islands of excellence that exist apart from their surroundings.• Or can they maintain their level of excellence?From Longman Business Dictionaryexcellenceex‧cel‧lence /ˈeksələns/ noun [uncountable]HUMAN RESOURCESwhen someone is very good at something, or when something is of very high qualityEmployers should reward achievement and encourage excellence.