positronium

English

Etymology

From positron +‎ -ium.

Noun

positronium (plural positroniums or positronia) (Symbol: Ps)

1. (physics, chemistry) An exotic atom (specifically, an onium) consisting of a positron (anti-electron) and an electron, as a particle–anti-particle bound pair with no nucleus.

Derived terms

(exotic atom):

• dipositronium
• orthopositronium
• parapositronium
• positronium hydride

Translations

exotic atom

• Chinese:

  Mandarin: 電子偶素／电子偶素 (diànzǐ'ǒusù), 正電子素／正电子素 (zhèngdiànzǐsù)

• German: Positronium (de) n
• Hungarian: pozitrónium
• Ido: positronio
• Italian: positronio m
• Russian: позитроний (ru) m (pozitronij)
• Spanish: positronio (es) m

See also

(exotic atom):

• muonium

(onium):

• muononium
• tauonium
• toponium
• pionium