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Noun: antiparticle  'an-tee`paar-ti-kul
  1. A particle that has the same mass as another particle but has opposite values for its other properties; interaction of a particle and its antiparticle results in annihilation and the production of radiant energy

Derived forms: antiparticles

Type of: elementary particle, fundamental particle

Part of: antimatter

Encyclopedia: Antiparticle

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antinomian
antinomianism
antinomy
anti-novel
antinuclear
anti-nuclear
Antioch
antiophthalmic factor
antioxidant
antiparallel
antiparticle
antipasto
antipathetic
antipathetical
antipathy
antipattern
antiperistaltic
antipernicious anemia factor
antipersonnel
antipersonnel bomb
anti-personnel bomb