411 REFERENCE · Wiktionary
PAPR
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Noun
en powered air-purifying respirator.
en signal processing en peak-to-average power ratio.
See also
en Powered air-purifying respirator
Anagrams
en appr PARP Rapp appr appr. parp