triennial

adjective tri·en·ni·al \ (ˌ)trī-ˈe-nē-əl \

|Updated on: 12 Jun 2018

Definition of triennial

1 : occurring or being done every three years

the triennial convention

2 : consisting of or lasting for three years

a triennial contract

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triennial

noun

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triennially

play \(ˌ)trī-ˈe-nē-ə-lē\ adverb

See triennial defined for kids

Recent Examples of triennial from the Web

Two additional murals, by Sarah Morris of New York, and Heimo Zobernig of Vienna, Austria, could be realized at other sites either during the next two years or just before the next FRONT triennial in 2021, depending on funding, Bidwell said.

— steven litt, cleveland.com, "FRONT announces outdoor projects and big installations for regional exhibit opening July 14 (photos)," 16 Mar. 2018
But no one substitutes for the US president, analysts note, especially at a summit that no US president has missed since the triennial gatherings began.

— howard lafranchi, The Christian Science Monitor, "Pence replacing Trump at Peru summit. But name that matters most is Monroe.," 11 Apr. 2018
Both sides are arguing their case to the US Copyright Office right now, submitting lengthy comments on the subject as part of the Copyright Register's triennial review of exemptions to the Digital Millennium Copyright Act (DMCA).

— kyle orland, Ars Technica, "Game industry pushes back against efforts to restore gameplay servers," 21 Feb. 2018
Dozens of officials from airlines, first-aid nonprofits, the Burbank and Glendale city councils and the Airport Authority gathered at the adjacent B-6 Parcel to observe airport safety personnel perform a triennial full-scale exercise.

— anthony clark carpio, latimes.com, "After choppers used in Trump visit land, Hollywood Burbank Airport conducts emergency exercise," 14 Mar. 2018
Signs that the tradition is alive and well include the Cremona International Violin Making School in town, where the old skills are taught to aspiring luthiers, as well as a triennial violin-making competition, a sort of Olympics of the trade.

— stuart isacoff, WSJ, "The Violin Museum Is a Luthier’s Paradise," 7 Mar. 2018
The Cleveland Foundation is supporting both the triennial as a whole, and the FRONT Madison Residency, through its Creative Fusion program.

— steven litt, cleveland.com, "FRONT Triennial hits $4M fundraising goal and raises bar $1M higher," 1 Mar. 2018
Spend the morning at the National Gallery of Victoria’s triennial exhibition, featuring 100 artists from 32 countries.

— Fortune, "14 Perfect Date Night Ideas in Cities Around the World," 13 Feb. 2018
The data released Thursday are part of a new annual collection of information on trends in payments—including credit cards, checks and other electronic payments—that will supplement the Fed’s triennial study of the payments system.

— kate davidson, WSJ, "Fed Study Finds Continued Growth in Credit-Card Payments," 21 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'triennial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.