antiparticle

Noun

 * 1)  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.

Usage notes

 * The symbol for an antiparticle is the symbol for the normal particle plus "bar" (e.g. pbar) or with a bar above the symbol.

Translations

 * Armenian: հակամասնիկ
 * Catalan:
 * Czech: antičástice
 * Esperanto: antipartiklo, kontraŭpartiklo
 * Finnish:
 * French:
 * Georgian: ანტინაწილაკი
 * German:
 * Hungarian:
 * Icelandic:
 * Ido:
 * Italian:
 * Japanese: 反粒子
 * Norwegian:
 * Bokmål: antipartikkel
 * Nynorsk: antipartikkel
 * Polish:
 * Portuguese:
 * Romanian:
 * Russian:
 * Slovak: antičastica
 * Spanish:
 * Swedish: