bi·​en·​ni·​um bī-ˈe-nē-əm How to pronounce biennium (audio)
plural bienniums or biennia bī-ˈe-nē-ə How to pronounce biennium (audio)
: a period of two years

Examples of biennium in a Sentence

Recent Examples on the Web Those cuts will reduce revenue by $3 billion over the biennium. Laura Vozzella, Washington Post, 25 Nov. 2023 The agency spends more than $5 billion per biennium, with $1.5 billion going toward roadway and bridge maintenance and repair. oregonlive, 26 Jan. 2023 Oregon’s state budget for problem-gambling resources is based on a two-year (biennium) cycle. Rachel Epstein, Men's Health, 22 Aug. 2023 The budget would give community colleges $800 million and public universities just over a billion, an 11.2% increase over the 2021-23 biennium for community colleges and a more than 8% increase for the public universities. oregonlive, 1 June 2023 The community college association wants the commission to reconsider the funding balance in the second year of the biennium and to put financial aid award amounts to a public vote by the full commission, which is not currently required. oregonlive, 15 Aug. 2023 The changes would require lawmakers to allocate about $650 million in additional funding toward community colleges per biennium, Harrison Keller, Texas’ commissioner of higher education, previously estimated. Valeria Olivares, Dallas News, 12 Apr. 2023 But that program started off with more funding than the literacy initiative, which was whittled down from an ambitious early ask of $300 million per biennium to just under half that amount for at-home, preschool, summer learning and in-school initiatives. oregonlive, 28 June 2023 The governor, who is scheduled to address legislators shortly after noon, would boost spending 3.5% over current levels in the first fiscal year and 1.8% during the second year of the biennium. Keith M. Phaneuf, Hartford Courant, 8 Feb. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'biennium.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Latin, from bi- + annus year — more at annual

First Known Use

1699, in the meaning defined above

Time Traveler
The first known use of biennium was in 1699

Dictionary Entries Near biennium

Cite this Entry

“Biennium.” Dictionary, Merriam-Webster, Accessed 22 Feb. 2024.

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