1. medical instruments that measure the volume of air inhaled and exhaled by the lungs
Usage: medical; plural form of spirometer

Examples

• The hospital purchased new spirometers to test patients’ breathing capacity.
• Doctors use spirometers to diagnose respiratory conditions like asthma.
• The clinic’s spirometers help monitor lung function in elderly patients.
• Modern spirometers provide digital readouts of breathing measurements.
• Athletes sometimes use spirometers to assess their lung capacity.
• The respiratory therapist calibrated the spirometers before testing began.