Definition of tonometer
1 : an instrument or device for determining the exact pitch or the vibration rate of tones
2 : an instrument for measuring tension or pressure and especially intraocular pressure
Indulge Your Inner Word Nerd
Origin and Etymology of tonometer
Greek tonos tone + English -meter
Medical Dictionary
Learn More about tonometer
-
Britannica.com: Encyclopedia article about tonometer
Seen and Heard
What made you want to look up tonometer? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!