positive end-expiratory pressure
noun
: a technique of assisting breathing by increasing the air pressure in the lungs and air passages near the end of expiration so that an increased amount of air remains in the lungs following expiration
—abbreviation PEEP
compare continuous positive airway pressure
Cite this Entry
“Positive end-expiratory pressure.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/positive%20end-expiratory%20pressure. Accessed 4 Nov. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share