Medical Dictionary
peak flow meter
noun \ˌpēk-ˈflō-\
Medical Definition of PEAK FLOW METER
: a device that measures the maximum rate of air flow out of the lungs during forced expiration and that is used especially for monitoring lung capacity of individuals with asthma (as to indicate bronchial narrowing)—called also peak expiratory flow meter
Seen & Heard
What made you want to look up peak flow meter? Please tell us where you read or heard it (including the quote, if possible).