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

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The largest particle collider in the US, the Relativistic Heavy Ion Collider (RHIC), has completed its final particle collisions after a quarter-century, recreating the conditions of the early universe. Georgina Jedikovska, Interesting Engineering, 10 Feb. 2026 But the collider had much more to offer. Joseph Howlett, Scientific American, 6 Feb. 2026 In the last couple of years, data handling at the collider has improved with the use of AI. Quanta Magazine, 26 Jan. 2026 The most sustained success over the holiday collider in theaters belonged to a movie that opened all the way back in November. Jake Coyle, Fortune, 5 Jan. 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 21 Feb. 2026.

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