English abbreviations from trl to trp
- TRL(Technology readiness level)
- TRM(Jacqueline Cochran Regional Airport)
- TRN(Turin International Airport)
- TRNG(Training)
- TRNS(Transfer Student)
- TRNZ(Touch Rugby New Zealand)
- TRO(Tactical Reconnaissance Office)
- TROA(The Reserve Officers Association)
- TROFF(Trace Off)
- TROG(Test For Reception Of Grammar)
- TROLL(Teacher Reviewers Of On Line Learning)
- TRON(Trace On)
- TROPO(Troposcatter)
- TROSCOM(Troop Support Command)
- TROT(Tarheel Riders On The Trails)
- TROU(The Rest Of Us)
- Troy(Murgatroid)
- TRP(Mode S transponder)
- T.R.P.(Très Révérend Père ("Very Reverend Father"))
