Meaning of RPM in English

RPM

transcription, транскрипция: [ ɑ:(r) pi: em ]

also r.p.m.

rpm is used to indicate the speed of something by saying how many times per minute it will go round in a circle. rpm is an abbreviation for ‘revolutions per minute’.

Both engines were running at 2500 rpm.

Collins COBUILD Advanced Learner's English Dictionary.      Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне.