Legal Abbreviations and Acronyms
- STRIVEScience Teachers Research Involvement for Vital Education
- STSPSolar Terrestrial Science Programme
- SUBORD. CL.subordinate clause
- SubscriptSubscription
- T&DATelemetry and Data Acquisition
- T&DSTracking and Data Systems
- T/P SWTTOPEX/Poseidon Science Working Team
- TreatmTreatment
- TRPSATransponder Assembly
- TruceTropical Urban Climate Experiment
- U.KUnknown
- U.KUnited Kingdom
- U.KUnited Kingdom (preferred over "UK"; use as
- U.S.A.United States of America
- U.S.A.FUnited States Air Force
- U.S.S.RUnion of Soviet Socialist Republics
- Unofficunofficial
- USJGOFSUnited States Joint Global Ocean Flux Study
- USMABUnited States Man and the Biosphere
- USMAPSUnited States Map Analysis Package System
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