biennially
Americanadverb
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every two years.
The general election shall be held biennially on the Tuesday following the first Monday of November in each even-numbered year.
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Botany. two years after starting to grow.
The fruits are acorns, maturing biennially, and have saucer- to cup-shaped caps that cover about a quarter of the nut.
Etymology
Origin of biennially
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Modeled on a millennia-old Greek tradition, the Olympic Truce has been introduced at the UN biennially since 1993 by the host country of the next edition of the Olympic Games.
From Barron's • Nov. 19, 2025
The Hero Cup has been introduced to give more players more experience of a matchplay team tournament with an eye on the Ryder Cup, which is staged biennially between Europe and the United States.
From BBC • Jan. 13, 2023
The drill, dubbed Keen Sword, takes place biennially around Japan.
From Reuters • Oct. 21, 2022
Called the Rim of the Pacific Exercise, the drills are the world’s largest held biennially.
From Seattle Times • Jul. 27, 2022
Senators and representatives are elected biennially in their respective counties or districts, in which they must have resided a year.
From The Government Class Book Designed for the Instruction of Youth in the Principles of Constitutional Government and the Rights and Duties of Citizens. by Young, Andrew W.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
