quincentenary

/ˌkwɪnsɛnˈtɛnəri/
noun
  1. A 500th anniversary or the celebration of it.
    • Historians published a book to mark the quincentenary of the explorer's voyage.
    • The museum's special exhibit was part of the university's quincentenary celebrations.
    • The city held a grand parade for the quincentenary of its founding.
Synonyms
What does "quincentenary" mean? | whatsthatwordmean | whatsthatwordmean