RReceived(logging abbreviation) RRacing(car version) RRisk Assessment RRadio Operator RThursday(using one letter for each day of week) RRussian(rabbit breed) RRural RRelevant(polygraphy) RRear RResistance RRouter RSet of Real Numbers(math) ...
UTX United Technologies Corporation (stock abbreviation, AMEX) UTX Unreal Texture File UTX Unreal Texture (a texture pack for Unreal-engine games) UTX Utility Trainer Experimental (US DoD) UTX Ubiquitously Transcribed Tetratricopeptide Repeat Gene on X Chromosome UTX Under Track Crossing (British railway...
RReceived(logging abbreviation) RRacing(car version) RRisk Assessment RRadio Operator RThursday(using one letter for each day of week) RRussian(rabbit breed) RRural RRelevant(polygraphy) RRear RResistance RRouter RSet of Real Numbers(math) ...