antiparticle

Fetched 2026-10-26 (cache).

Synonyms: anti-particle, antipartticle, antiparticles

Antonyms: anti-particle, antipartticle, antiparticles

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|particle}} A [[subatomic particle]] corresponding to another [[particle]] with the same [[mass]], [[spin]] and [[mean]] [[lifetime]] but with [[charge]], [[parity]], [[strangeness]] and other [[quantum number]]s flipped in [[sign]]; a [[particle]] that has a reversed [[world line]] to another.

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.