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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Antonyms & Near Antonyms

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 The program was created as an extension of the Rooney Rule in 2022 to increase diversity among coaches and front-office executives. Rob Maaddi, Chicago Tribune, 13 May 2026 The ordinance discussed during Tuesday’s committee meeting was a departure from Lucas’ initial stance on the matter, which was to completely exempt Kansas City businesses from participating in the temporary extension of hours during the World Cup. Katelyn Umholtz, Kansas City Star, 13 May 2026 The campaign became a natural extension of that energy, a playful reinterpretation of the contemporary fairy tale through the GCDS lens. Sandra Salibian, Footwear News, 13 May 2026 Under an extension of the two parties’ rights deal, Netflix will show an international game played in Australia in the first week of the season; a game played on Thanksgiving Eve; and a January game played in the final weeks of the season. Brian Steinberg, Variety, 13 May 2026 See All Example Sentences for extension
Recent Examples of Synonyms for extension
Noun
  • Later in the day, meditation sessions are also free for guests, one of the many options from the activity calendar that includes garden cricket, croquet, volleyball, basketball and bocce ball activities as well as core exercise and stretching classes.
    Condé Nast, Condé Nast Traveler, 11 May 2026
  • With cottages in the Malibu mountains and a stone mansion in Hudson Valley, The Ranch combines early mornings, long mountain hikes and strength training with yoga and stretching.
    Lauren Schuster, Charlotte Observer, 11 May 2026
Noun
  • In addition to its speakers, the event had food available and activities for children.
    Maya Wilkins, Chicago Tribune, 12 May 2026
  • In addition to surf and sand, the beach has historical attractions, as well as nearby spots for drinks and seafood.
    Taryn White, Travel + Leisure, 12 May 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 18 May. 2026.

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