ppm

1.
Also, PPM, P.P.M. p.p.m. parts per million.
2.
pulse per minute.
British Dictionary definitions for ppm

ppm

abbreviation
1.
(chem) parts per million
2.
Also PPM. peak programme meter
Contemporary definitions for ppm
noun

See part per million

Word Origin and History for ppm

abbreviation of parts per million, attested by 1913.

ppm in Medicine

ppm abbr.
parts per million

ppm in Technology


Portable Pixmap

Related Abbreviations for ppm

ppm

  1. page per minute
  2. parts per million