anti-particle

A form of antiparticle — A subatomic particle corresponding to another particle with the same mass, spin and mean lifetime but with charge, parity, strangeness and other quantum numbers flipped in sign; a particle that has a reversed world line to another.

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Meanings

nounanti-particle (plural anti-particles)

plural anti-particles

  1. alternativeAlternative form of antiparticle.
Cite this entry
APA

anti-particle. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/anti-particle

MLA

“anti-particle.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/anti-particle. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “anti-particle,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/anti-particle.

Source: anti-particle on Wiktionary, CC BY-SA 4.0.