antiparticle
Pronunciation
  • IPA: /ˈæntiˌpɑɹtɪkəl/
Noun

antiparticle (plural antiparticles)

  1. (particle) 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.
    • 1988, Stephen Hawking, A Brief History of Time: From the Big Bang to Black Holes (page 75)
      There could be whole antiworlds and antipeople made out of antiparticles. However, if you meet your antiself, don't shake hands!
Translations


This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.015
Offline English dictionary