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tonometer

[toh-nom-i-ter] /toʊˈnɒm ɪ tər/
noun
1.
an instrument for measuring the frequencies of tones, as a tuning fork or a graduated set of tuning forks.
2.
any of various physiological instruments for measuring intraocular pressure or blood pressure.
3.
Physical Chemistry. an instrument for measuring vapor pressure.
Origin
1715-1725
1715-25; tono- + -meter
Related forms
tonometric
[ton-uh-me-trik, toh-nuh-] /ˌtɒn əˈmɛ trɪk, ˌtoʊ nə-/ (Show IPA),
adjective
tonometry, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for tonometry

tonometer

/təʊˈnɒmɪtə/
noun
1.
an instrument for measuring the pitch of a sound, esp one consisting of a set of tuning forks
2.
any of various types of instrument for measuring pressure or tension, such as the blood pressure, vapour pressure, etc
Derived Forms
tonometric (ˌtɒnəˈmɛtrɪk; ˌtəʊ-) adjective
tonometry, noun
Word Origin
C18: from Greek tonostone + -meter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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tonometry in Medicine

tonometer to·nom·e·ter (tō-nŏm'ĭ-tər)
n.
Any of various instruments for measuring pressure or tension, especially one used in tonography.


to'no·met'ric (tō'nə-mět'rĭk) adj.
to·nom'e·try n.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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