xi particle

noun Physics.

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

Origin of xi particle

First recorded in 1960–65

Words nearby xi particle

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