Definition of outburstnext
1
as in explosion
a sudden intense expression of strong feeling the judge directed the courtroom spectators to refrain from any outbursts when the verdict was read

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2
3
as in eruption
the act or an instance of exploding in the outburst known as a supernova, the star may reach an intrinsic luminosity one billion times that of the sun

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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 outburst His outburst following the dinner touched on the central tension. — Jeanne Bonner, CNN Money, 16 Oct. 2026 According to the scientists, following this bright outburst, there was likely an extreme collision between two galaxy clusters. — Chelsea Gohd, Space.com, 16 Oct. 2026 This incident was not the first time Blair had an outburst on a plane. — Ethan Shanfeld, Variety, 16 Oct. 2026 Ebersol was so taken aback by this outburst that he was rendered momentarily speechless. — Blake J. Harris, Vulture, 12 Oct. 2026 See All Example Sentences for outburst
Recent Examples of Synonyms for outburst
Noun
  • Iranian state media reported explosions being heard on the islands of Qeshm and Hengam in the strategic Strait of Hormuz, and in the nearby mainland area of Bandar Abbas.
    — Arkansas Online, Arkansas Online, 4 Nov. 2026
  • In August, 38 people were killed when a Russian drone strike on an ammunition depot near the capital triggered a large fire and multiple explosions that lasted hours in a residential area near Kyiv.
    — Ivana Kottasová, CNN Money, 3 Nov. 2026
Noun
  • Beijing has hosted a flurry of global leaders this year, while major economies have struggled to slow a surge of imports from China.
    — Evelyn Cheng, CNBC, 5 Nov. 2026
  • Instead, the late-breaking 9th Circuit decisions spurred a flurry of confusion and conjecture just hours before polls were set to open in the country’s most populous state.
    — Sonja Sharp, Los Angeles Times, 3 Nov. 2026
Noun
  • However, eruptions and lava flows have been conspicuous by their absence.
    — Robert Lea, Space.com, 4 Nov. 2026
  • Together, these tools offered astronomers extraordinary insights into GRBs—extremely luminous eruptions that occur in distant galaxies when massive stars explode or collide, sometimes leaving behind neutron stars or black holes.
    — Adam Kovac, Scientific American, 4 Nov. 2026
Noun
  • The chemical and environmental engineers found a way to transform tough composite waste into high-value manufacturing materials using a brief burst of extreme heat.
    — Mrigakshi Dixit, Interesting Engineering, 6 Nov. 2026
  • Still a low-churn environment The burst of optimism, however, comes with some caveats.
    — Alicia Wallace, CNN Money, 6 Nov. 2026
Noun
  • Along the edge of the fantastically thin solar crescent, the brilliant orange points known as Baily’s Beads flash and disappear—the last fragments of photospheric light visible through deep lunar valleys.
    — IEEE Spectrum, IEEE Spectrum, 5 Nov. 2026
  • Sure, enthusiasts can add a larger LED light to illuminate scenes or an optical accessory viewfinder, but the Evo 2 doesn't work with external flashes.
    — Jim Fisher, PC Magazine, 5 Nov. 2026

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Cite this Entry

“Outburst.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/outburst. Accessed 9 Nov. 2026.

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