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xi particle

noun Physics.

any of a family of baryons having strangeness −2 and isotopic spin ½. Symbol: Ξ

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Words nearby xi particle

xerxes i, xhosa, xi, xi baryon, xi jiang, xi particle, xi'an, xi-c baryon, xia, xia gui, xiamen
Compare cascade particle.

Origin of xi particle

First recorded in 1960–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019