Universal Data Access
Unpressurized Docking Adapter
Ulster Defence Association
Usual Disclaimers Apply
Psudiklat Perhubungan Udara/PLP
Ulster Defense Association
undecanoic acid
Unified Data Architecture
Unified Development Authority
Unified Driver Architecture
United Democratic Alliance
Universal Docking Adapter
Universal Double-Agent
unsaturated digalacturonic acid
Urban Design Associates
Urban Development Advance
urinary dopamine
Urinary excretion of free dopamine
ursodeoxycholic acid
Urtica dioica
Urtica dioica agglutinin
User data area
User Definable Assembler
User-Defined Applications
United Daughters of America