Definition of tonometer in English:

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tonometer

Pronunciation: /tōˈnämədər/

noun

1A tuning fork or other instrument for measuring the pitch of musical tones.
2An instrument for measuring the pressure in a part of the body, such as the eyeball (to test for glaucoma) or a blood vessel.
Example sentences
  • It is imperative to understand the effect of enteral feeding on measurements obtained via a gastric tonometer so that nutritional support can be optimized when this monitoring technique is used.
  • Sometimes the tonometer is placed directly against the eyeball and pressure is applied in order for a reading to be taken.
  • A blue light from the head of the tonometer is then held against the eye to measure pressure in the eye.

Origin

Early 18th century: from Greek tonos (see tone) + -meter.

For editors and proofreaders

Syllabification: to·nom·e·ter

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