triennial

IPA(Pronunciation)

not-comparable

Happening every three years. / Lasting for three years.

Japanese Meaning

３年ごとに起こる / ３年間続く

The museum is preparing a triennial exhibition that will showcase contemporary regional artists.

その博物館は、3年ごとに開催される展覧会を準備しており、地域の現代作家を紹介する予定です。

Sense（1）

Happening every three years.

triennial elections

Sense（2）

Lasting for three years.

triennial parliaments; a triennial reign