Usan
USAN abbr.
United States Adopted Names (used for nonproprietary names of drugs adopted by a committee of medical professionals and drug manufacturers)
USAN
United States Adopted Name
Read Also:
- Usance  
noun 1. Commerce. a length of time, exclusive of days of grace and varying in different places, allowed by custom or usage for the payment of foreign bills of exchange. 2. Economics. the income of benefits of every kind derived from the ownership of wealth. 3. Archaic. use. custom; habit. 4. Obsolete. usury. noun 1. […]
 - Usa.net  
Internet Express
 - USAR  
1. United States Army Reserve. USAR United States Army Reserve
 - Usareur  
USAREUR United States Army, Europe
 - Usariem  
USARIEM United States Army Research Institute of Environmental Medicine
 
