collider

noun

col·​lid·​er kə-ˈlī-dər How to pronounce collider (audio)
: a particle accelerator in which two beams of particles moving in opposite directions are made to collide

Examples of collider in a Sentence

Recent Examples on the Web
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Essentially, this is why physicists use miles-long particle colliders that accelerate particles to enormous energies. Shalma Wegsman, Quanta Magazine, 30 Mar. 2026 Their words of caution were ignored (fortunately, in retrospect), and enterprising experimentalists embarked on a journey that would take nearly half a century, and the construction of three powerful colliders, to bear fruit. Mariangela Lisanti, Twin Cities, 27 Mar. 2026 From cosmic ray experiments to radioactive decay experiments to solar experiments to high-energy physics experiments involving particle colliders, the Standard Model’s predictions have agreed with every single such experiment ever performed. Big Think, 24 Mar. 2026 The Tevatron collider, located at Illinois’ Fermilab, followed suit with its own earnest search but was shut down in 2011. Mariangela Lisanti, Chicago Tribune, 16 Mar. 2026 See All Example Sentences for collider

Word History

First Known Use

circa 1977, in the meaning defined above

Time Traveler
The first known use of collider was circa 1977

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Cite this Entry

“Collider.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/collider. Accessed 4 Apr. 2026.

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