peak expiratory flow
[ pēk ]
The maximum flow of air at the outset of forced expiration, which is reduced in proportion to the severity of airway obstruction, as in asthma.
What’s The Difference Between “Piqued,” “Peeked,” And “Peaked?”The word set we’re examining today can send writers into a spiral of uncertainty when it comes to word choice, particularly in the context of one expression: piqued my interest, peaked my interest, or peeked my interest?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.