What does PUT stand for?

Aeroput - Yugoslavia - ICAO designator (FAAC)

Passenger-Unit-Transport-System (SAUS)

Persons Using Television - Television ratings

Pop-Up Test of missiles (SAUS)

Preparation, Understanding, and Treatment - Medicine - Physical training program (EDAA)

Programmable Unijunction Transistor

Program Update Tape

Property Unit Trust - Finance - British

Provocative Use Test - Medicine (DMAA)

Punta De Talca - Chile - Seismograph station code, US Geological Survey (SEIS)

Putamen - Medicine (EDAA)

Putao - Burma - Airport symbol (AD)

Putnam, CT - Location identifier - FAA (FAAL)

Putoh - Language code (ETLW)

Putrescine - Organic chemistry