tonometer
noun
- an instrument for determining the pitch of a tone; specif., a tuning fork or, esp., a set of tuning forks
- an instrument for measuring vapor pressure
- Med., Physiol. any of various instruments for measuring tension, as of the eyeball, or pressure, as of the blood
See tonometer in American Heritage Dictionary 4
(tō-nŏmˈĭ-tər)
noun- Any of various instruments for measuring pressure or tension.
- An instrument for measuring hydrostatic pressure within the eyeball, used to detect glaucoma.
- Music An instrument, such as a graduated set of tuning forks, used to determine the pitch or vibration rate of tones.
Related Forms:
- toˌno·metˈric (tōˌnə-mĕtˈrĭk) adjective
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