Found 17,367 abbreviations starting with U:

URR

Unconstrained Requirements Report

Governmental » NASA

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URR

Urea Reduction Ratio

Medical » Physiology

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URR

Union Railroad Company ( Pittsburgh, Pennsylvania)

Regional » Railroads

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URR

Underground Railroad Radio

Regional » Railroads

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URR

UHF (Ultra-High Frequency) Radio Receiver

Computing » Telecom

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URR

Usual Running Rate

Governmental » Transportation

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URR

Undergraduate Registration Requirement

Miscellaneous » Unclassified

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URR

Upstream Regulatory Region

Miscellaneous » Unclassified

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URR

Unearned Revenue Reserve

Miscellaneous » Unclassified

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URR

Ugly Radio Rebellion

Miscellaneous » Unclassified

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URR

ultimately recoverable reserves

Miscellaneous » Unclassified

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URR

Urgent radiation reserves

Miscellaneous » Unclassified

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URR

Ultima Ratio Regum

Miscellaneous » Unclassified

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URR

Unión de Rugby de Rosario

Community » Unions

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URR

University Research Review

Academic & Science » Universities

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URR(s)

Utilization Rate Ratio(s)

Governmental » Military

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URRM

Morozovsk, Russia

Regional » Airport Codes

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URRM

Unité de Recherche Risques Microbiens

Miscellaneous » Unclassified

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URRR

Rostov, Russia

Regional » Airport Codes

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URRS

Utes Road Racing Series

Sports » Racing

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URRS

Ultrashort Radius Radial System

Miscellaneous » Unclassified

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URRS

Unificación de Reglamentos de Raid Slot

Miscellaneous » Unclassified

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URS

Kursk, Russia

Regional » Airport Codes

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URS

Universal Rarity Scale

Miscellaneous » Coins

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URS

Union of Soviet Socialist Republics

Regional » Countries

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