muonium
noun
mu·on·ium myü-ˈō-nē-əm 
-ˈä-
-ˈä- : a short-lived quasi-atom consisting of an electron and a positive muon
Word History
Etymology
New Latin
First Known Use
1957, in the meaning defined above
- rhebucks
- Rhee
- rhegium
- Rhegnopteri
- rheic acid
- Rheidae
- rheidaes
- Rheiformes
- rheiformeses
- quadrilles
- quadrilling
- quadrillion
- quadrillions
- quadrillionth
- quadrillionths
- quadriparous
- quadripartite
- quadripartitely
- quadripartition
- quadriphonic
- quadriphonics
- quadriphonies
- quadriplegia
- quadriplegias
- quadriplegic