What does UR stand for?

Aero Sun International, Inc. (SAUS)

British International Helicopters - ICAO designator (AD)

Empire Airlines - ICAO designator (AD)

Lab. J. Uriach & Cia. SA - Spain - Research code symbol

Lloyd's Universal Register of Shipping - British (ROG)

Red Carpet Airlines, Inc. - ICAO designator (ICDA)

Turkmenistan - NCIC country-territory code (NCIC)

Uganda Railway (SAUS)

Uganda Rifles - British military (DMA)

Ukraine - International civil aircraft marking (ODBW)

Ullage Rocket (KSC)

Ultrared (IAA)

Unattended Repeater - Telecommunications (OA)

Unconditioned Reflex - Neurology (DAVI)

Unconditioned Response - Psychometrics

Underreporter - IRS

Under Review (MHDB)

Under Running (SAUS)

Under the Rule - Business term

Undulator Radiation - High-energy physics

Unemployment Rate (SAUS)

Unfinanced Requirement - Army (AABC)

Unfinanced Requirements (MLEX)

Unformatted Record (SAUS)

Unfractionated Reservoir - Geology

Unfunded Requirement - Military (AFIT)

Uniao Republicana - Republican Union - Portugal - Political party (PPE)

Unidad Revolucionario - Cuban political movement

Unidentified Remittance - IRS

Uniform Regulations

Uniform Rules (SAUS)

Unitatis Redintegratio - Decree on Ecumenism - Vatican II document

Unit of Recovery (SAUS)

Unit Real (IAA)

Unit Record - Computer science

Unit Register

Universal Rectifier (GIS)

Universal Reference (SAUS)

University of Regensburg (SAUS)

University of Regina (SAUS)

University of Rochester - New York (KSC)

University of Roorkee (SAUS)

University of Ryukyus (SAUS)

University Relations

Unprogrammed Requirements (MCD)

Unrefracted Ray (SAUS)

Unregistered (SAUS)

Unrelated (AAMN)

Unreleasable (MCD)

Unreliable

Unremarkable - Therapy term (CTAA)

Unsatisfactory Report

Upper Rail

Upper Respiratory - Medicine

Upper Right (MCD)

Upper Row (SAUS)

Up Right - The rear right portion of a stage - A stage direction

Up River (SAUS)

Uranium (ROG)

Uranium Recovery (SAUS)

Uranium Registry (SAUS)

Urban Rat - Virus

Urban Renewal (SAUS)

Urban Residential (SAUS)

Urethane (SAUS)

Urethane Rubber (SAUS)

Urgent Requirement (MCD)

Uridine (SAUS)

Urinal (MSA)

Urinary (SAUS)

Urinary Retention (DAVI)

Urine

Urology

Uruguay Round - Trading system reform

User Ratio (SAUS)

User Record (SAUS)

User Requirements - Nuclear energy (NRCH)

User Response (SAUS)

User Room (SAUS)

Utility Rectifier (SAUS)

Utility Register (SAUS)

Utility Room (MSA)

Utility Routine (SAUS)

Utilization Review - Preferred provider organization - Medicine

Uti Rogas - Be It as You Desire - Used by Romans to express assent to a proposition - Latin

You Are - Internet lingo

Your - Telegraphy (PCTE)

Your - Amateur radio shorthand (WDAA)

ungereckt (SAUS)

Urine - Therapy term (CTAA)

USSR - Union of Soviet Socialist Republics - MARC country of publication code - Library of Congress (LCCP)

Urdu - Language (BARN)

Urena (SAUS)

Uruguay