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nouna 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 energytype of:
Words sounding like good antiparticle
article particle upsilon particle the article special article solar particle sigma particle scent article sacred article radioactive particle nuclear particle cosmic particle cathode particle atomic particle alpha-particle scattering leading article strange particle lambda particle indefinite article heavy particle fundamental particle definite article beta particle antiparticle