Apap
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 para-acetylaminophenol (acetaminophen / paracetamol / tylenol), a particular kind of painkiller and fever-reducer generally available over the counter. abbreviation, countable, uncountable
- 2 a mode of respiratory ventilation, which automatically provides pressure into the airway abbreviation, countable, uncountable
- 3 a mode of respiratory ventilation, which automatically provides pressure into the airway; Ellipsis of APAP machine. abbreviation, alt-of, countable, ellipsis, uncountable
Etymology
Abbreviation * (pharmaceutical drug): Initialism of N-acetyl-para-aminophenol. * (medical device): Acronym of Automatic Positive Airway Pressure.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.