TRF
TRF is used to refer to a tropical rain forest in scientific contexts, a large Texas Renaissance Festival, various academic or governmental fees and research forums, and occasionally an investment fund.
Medical
Miscellaneous
Trim Reference Frame
Transducer Research Foundation
Thief River Falls
Thoroughbred Retirement Foundation
Table Rock Fellowship
The Roadster Factory
Tandem Repeats Finder
Test Report Form
Treatment Request Form
Tournament Report File
Turbine Rear Frame
Community
Governmental
Academic & Science
Transition Reflection Formalism
Tropical Rain Forest
Technology Resource Fee
Tuned Radio Frequency Receiver