antihelion

Noun

 * 1) The antiparticle of a helion, consisting of two antiprotons and one antineutron.

Synonyms

 * antihelium-3 nucleus

Hypernyms

 * antiatomic nucleus
 * antinucleus
 * antiparticle
 * atomic nucleus
 * antihelium
 * antihelium-3
 * antihelium nucleus
 * nuclear antiparticle
 * nuclear particle
 * nucleus
 * particle
 * subatomic particle