1. a medical instrument used to measure the pressure inside the eye
Usage: medical
2. an instrument used to measure tension or pressure in various contexts
Usage: technical

Examples

• The ophthalmologist used a tonometer to check for glaucoma.
• Regular tonometer readings help monitor eye pressure in patients at risk.
• The doctor gently applied the tonometer to measure intraocular pressure.
• Modern tonometers provide quick and accurate pressure measurements.
• The technician calibrated the tonometer before the eye examination.
• Digital tonometers have largely replaced older mechanical versions.