bi·​en·​ni·​um | \ bī-ˈe-nē-əm How to pronounce biennium (audio) \
plural bienniums or biennia\ bī-​ˈe-​nē-​ə How to pronounce biennia (audio) \

Definition of biennium

: a period of two years

Examples of biennium in a Sentence

Recent Examples on the Web

Since 2013, the Legislature capped Oregon and Oregon State to receiving just over $1 million per biennium. Andrew Greif,, "Among Oregon athletic directors, sports betting's potential return sparks hope and concern," 24 May 2018 Connecticut has a fiscal crisis that has been driven by rising pension and health-care costs, and the Lamont administration must close an estimated $4.4 billion deficit for the next biennium budget. Joseph De Avila, WSJ, "Connecticut Gov.-Elect Lamont Names Transition Team Leaders," 8 Nov. 2018 The money was later restored and a combined $8.2 million will be paid out this biennium. Andrew Greif,, "Among Oregon athletic directors, sports betting's potential return sparks hope and concern," 24 May 2018 Last year, the bipartisan biennium budget passed approved the first $40 million over two years and created a non-for-profit captive insurance company to administer the Crumbling Foundations Assistance Fund. Sandra Gomez-aceves,, "Capitol Roundup: Group Home Strike Averted; Crumbling Foundations Bill Passes House," 5 May 2018 Our Next Level Roads Program provides nearly $6 billion in this biennium alone, includes significantly more resources to local communities all across the state, and will increase year after year after year. Indystar, Indianapolis Star, "Here is the full text of Gov. Eric Holcomb's 2018 State of the State speech," 9 Jan. 2018 The next governor is going to inherit a $5 billion hole in the next biennium. Neil Vigdor,, "Final Chance To Make Impression For GOP Gubernatorial Contenders," 18 Apr. 2018 Kentucky Democrats admonished Republican legislative leaders for picking a group of white men to hammer out the state's roughly $22 billion biennium budget. Morgan Watkins, The Courier-Journal, "Democrats accuse GOP of 'sexist, white-male agenda' over budget negotiation's makeup," 26 Mar. 2018 The Trust celebrates a new class of Young Masters every biennium with an awards presentation to highlight their drive, talent, and creativity. Staff Report, Houston Chronicle, "Katy musician selected for Young Masters Class," 20 Mar. 2018

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

See More

First Known Use of biennium

1699, in the meaning defined above

History and Etymology for biennium

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

Keep scrolling for more

Learn More about biennium

Statistics for biennium

Look-up Popularity

Time Traveler for biennium

The first known use of biennium was in 1699

See more words from the same year

More from Merriam-Webster on biennium

Rhyming Dictionary: Words that rhyme with biennium

Comments on biennium

What made you want to look up biennium? Please tell us where you read or heard it (including the quote, if possible).


one that collects or salvages junk

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time traveler quiz which word came first
  • Which came first?
Spell It

Can you spell these 10 commonly misspelled words?


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!