Dictionary

peak flow meter

noun

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

First Known Use of PEAK FLOW METER

1962

peak flow meter

noun \ˌpēk-ˈflō-\   (Medical Dictionary)

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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