prolongation

noun

Definition of prolongationnext
as in extension
the act of making longer the indefinite prolongation of the ceasefire

Synonyms & Similar Words

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Antonyms & Near Antonyms

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 prolongation Also, ibogaine’s prolongation of the heart’s QT intervals carries a real risk of fatal arrhythmia. — Michelle Lhooq, New Yorker, 7 Aug. 2026 The prolongation was 242 days in 2023 and 346 days in 2024, according to the report. — Steve Sadin, Chicago Tribune, 17 Mar. 2026
Recent Examples of Synonyms for prolongation
extension
Noun
  • There is a precedent — this idea is an extension of one that is already law.
    — Sarah Cannon, Fortune, 18 Oct. 2026
  • The topic of a contract extension came up during the season for the first baseman who led the team with 35 home runs.
    — LaMond Pope, Chicago Tribune, 18 Oct. 2026
Definition of extension

Browse Nearby Words

prolong
prolongation
prolongations
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Cite this Entry

“Prolongation.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/prolongation. Accessed 20 Oct. 2026.

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