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 asthmatics
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More Definitions for peak flow meter
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
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Time Traveler for peak flow meter
The first known use of peak flow meter was in 1962
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