POSITRONIUM

Etymology

Noun

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

(physics, chemistry) An exotic atom consisting of a positron and an electron, but having no nucleus

(physics) An onium consisting of a positron (anti-electron) and an electron, as a particle–anti-particle bound pair.

Source: Wiktionary



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Word of the Day

27 January 2025

FISSILE

(adjective) capable of being split or cleft or divided in the direction of the grain; “fissile crystals”; “fissile wood”


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