Definition of extensionnext
1
as in stretching
the act of making longer the board's extension of the school year drew howls of protest

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2
as in addition
a smaller structure added to a main building the new extension will connect the house with what is now a freestanding garage

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of extension Garrett requested a trade from the Browns last year, but the Browns wound up signing him to a four-year extension worth $160 million, seemingly keeping him in Cleveland through his 14th NFL season in 2030. Ryan Morik, FOXNews.com, 3 June 2026 As such, Democrats are threatening to oppose an extension of FISA. Naomi Lim, The Washington Examiner, 3 June 2026 After signing a four-year, $120 million contract extension with the 49ers, Aiyuk suffered a knee injury midway through the 2024 season. Cecilio Padilla, CBS News, 3 June 2026 News to Know Falcons pay London Wide receiver Drake London signed a four-year, $141 million extension with the Atlanta Falcons yesterday, with $100 million of that guaranteed. Chris Branch, New York Times, 3 June 2026 See All Example Sentences for extension
Recent Examples of Synonyms for extension
Noun
  • Haunted Mansion props on the parade floats will include the conservatory casket, cryptic gravestones, gargoyle candleholders, haunted armor and stretching room portraits, according to the concept art.
    Brady MacDonald, Oc Register, 2 June 2026
  • The first happens in accordance with the Earth’s rotation, the second will be healed with stretching and Ibuprofen, and the third is simply a fact of life and the passage of time.
    Tamim Alnuweiri, InStyle, 30 May 2026
Noun
  • In addition to the all-hours gym, there is a squash court for those who want to practice their serve.
    Condé Nast, Condé Nast Traveler, 2 June 2026
  • Pulte will remain as chairman of Fannie Mae and Freddie Mac and FHFA director in addition to acting as national intelligence director.
    Connor Greene, Time, 2 June 2026
Noun
  • The prolongation was 242 days in 2023 and 346 days in 2024, according to the report.
    Steve Sadin, Chicago Tribune, 17 Mar. 2026

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Cite this Entry

“Extension.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/extension. Accessed 8 Jun. 2026.

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