quadrennial

Etymology
Borrowed from, from +. .

Adjective

 * 1) Happening every four years.
 * 2) Lasting for four years.
 * 1) Lasting for four years.
 * 1) Lasting for four years.

Translations

 * Danish: firårig
 * Polish: coczteroletni


 * Danish: firårig
 * Polish:

Noun

 * 1) A four-year period, a quadrennium.