Muonium
Last Updated: January 2, 2026 at 12:30 PM
Scrabble:11 ptsWWF:16 pts7 letters
Definition of Muonium
Noun
- An exotic atom formed when a positively charged muon (an anti-muon) and an electron are bound by their mutual electrical attraction; chemically equivalent to a light, short-lived isotope of hydrogen.