spirograph

A measuring instrument used to record the depth and speed of breathing movements.

• 🇫🇷Instrument de mesure utilisé pour enregistrer la profondeur et la vitesse des mouvements respiratoires.

1. Medical instrument C1 formal medical

   A device used to measure and record the volume and speed of air inhaled and exhaled by the lungs.

   • The doctor used a spirograph to assess the patient's lung function.
   • Spirograph results can help diagnose conditions like asthma.
   • The technician calibrated the spirograph before the test.

   🇫🇷Spirographe (instrument médical)

• spirographs plural form
• spirographs' possessive plural form
• spirograph's possessive singular form