spirogram
/ˈspaɪrəɡræm/
noun
- A graph or record produced by a spirometer, showing the volume of air inhaled and exhaled by a person over time.
- The athlete's spirogram showed excellent lung function after months of training.
- After breathing into the device, a spirogram appeared on the screen showing her breathing patterns.
- The doctor examined the spirogram to check the patient's lung capacity.