What does URD stand for?

New York, NY - Location identifier - FAA (FAAL)

Underground Residential Distribution - Cable

Underground Rural Distribution (IAA)

Undifferentiated Respiratory Disease (DAVI)

Unilateral Renal Disease - Medicine (DB)

Union for Democratic Renewal (Republic of Congo) - Political party (PSAP)

Union Republicana Democratica - Democratic Republican Union - Puerto Rico, Venezuela

Unit Reference Designation - Army

Upper Respiratory Disease - Medicine

Urdu - Language symbol (ETLW)

User Record Dictionary (SAUS)

User Requirements Document (MCD)

Urdu - MARC language code - Library of Congress (LCCP)

Uridin (SAUS)

Uridine - Also, U - A nucleoside