quincentennial
English
Etymology
From quin- (“five”) + centennial (“100-year, 100-year anniversary”). Compare the classical Latin form quingenti (“500”).
Adjective
quincentennial (not comparable)
- Of or related to a 500th anniversary.
Synonyms
Noun
quincentennial (plural quincentennials)
- A 500th anniversary.
- Synonyms: quincentenary, quingenary
- Hypernym: anniversary
- Coordinate terms: centennial (100), bicentennial (200), semiquincentennial (250), sestercentennial (250), tricentennial (300), millennial (1000)