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
- aventring
- Aventura
- aventure
- aventurine
- aventurines
- aventurins
- avenue
- avenues
- Avenzoar
- avenzoar
- aver
- average
- average agreement
- average bond
- average clause
- average due date
- average life
- average out
- average out to
- average run of
- average tare
- average/normal/general/usual run of
- averaged
- averaged out
- averagely