noun Date: 1934 a subatomic particle identical to another subatomic particle in mass but opposite to it in electric and magnetic properties (as sign of charge) that when brought together with its counterpart produces mutual annihilation; especially a subatomic particle not found in ordinary matter

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Antiparticle — См. Античастица Термины атомной энергетики. Концерн Росэнергоатом, 2010 …   Термины атомной энергетики

  • antiparticle — ► NOUN ▪ a subatomic particle with the same mass as a given particle but an opposite electric charge or magnetic effect …   English terms dictionary

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  • Antiparticle — The laws of nature are very nearly symmetrical with respect to particles and antiparticles. For example, an antiproton and a positron can form an antihydrogen atom, which has almost exactly the same properties as a hydrogen atom. A physicist… …   Wikipedia

  • antiparticle — /an tee pahr ti keuhl, an tuy /, n. Physics. a particle all of whose properties, as mass, spin, or charge, have the same magnitude as but, where appropriate, the opposite sign of a specific elementary particle; neutral pions, photons, and… …   Universalium

  • antiparticle — UK [ˈæntɪˌpɑː(r)tɪk(ə)l] / US [ˈæntɪˌpɑrtɪk(ə)l] noun [countable] Word forms antiparticle : singular antiparticle plural antiparticles physics a type of particle in an atom that has the opposite electrical charge to the charge that a normal… …   English dictionary

  • antiparticle — antidalelė statusas T sritis chemija apibrėžtis Elementariosios dalelės antipodas; dalelės ir antidalelės masė bei sukinys yra tapatūs, o elektros krūvis, magnetinis momentas – vienodos vertės, bet priešingo ženklo. atitikmenys: angl.… …   Chemijos terminų aiškinamasis žodynas

  • antiparticle — antidalelė statusas T sritis fizika atitikmenys: angl. antiparticle vok. Antipartikel, f; Antiteilchen, n rus. античастица, f pranc. anticorpuscule, m; antiparticule, f …   Fizikos terminų žodynas

  • antiparticle — noun /ˈæntiˌpɑɹtɪkəl/ 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 …   Wiktionary

  • antiparticle — an·ti·par·ti·cle (anґtĭ pahr″tĭ kəl) either of a pair of particles, as an electron and a positron, that are identical in mass and spin but opposite in charge and magnetic moment; the collision of two antiparticles results in… …   Medical dictionary

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