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triennial

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Triennial

Main Entry:: tri·en·ni·al
Pronunciation:: \(ˌ)trī-ˈe-nē-əl\
Function:: adjective
Date:: 1562

1 : occurring or being done every three years <the triennial convention> 2 : consisting of or lasting for three years <a triennial contract>

— triennial noun

— tri·en·ni·al·ly

Listen to the pronunciation of triennially

\-nē-ə-lē\ adverb

Learn more about "triennial" and related topics at Britannica.com

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