oximetry

noun

ox·​im·​e·​try äk-ˈsi-mə-trē How to pronounce oximetry (audio)
1
: a method that utilizes spectrophotometry to measure the oxygen saturation of circulating blood or a localized region of tissue by means of an oximeter
The widest use of oximetry is in the detection of possibly lethal falls in blood oxygen in patients in operating rooms and intensive-care units …John Stone
Cerebral oximetry is a non-invasive method for measuring the oxygenation of brain tissue.J. Nazareth et al.
especially : pulse oximetry
2
plural oximetries : a test using oximetry
… 375 home oximetries were ordered by physicians in the Division of General Internal Medicine.Matthew W. Martinez

Examples of oximetry in a Sentence

Recent Examples on the Web Ocular oximetry is an algorithm that measures blood oxygen saturation levels in healthy patients' optic nerve heads and parafovea. William A. Haseltine, Forbes, 15 Feb. 2024 As steps toward mitigating racial bias, Hewlett-Packard’s engineers marshaled a range of more inclusive approaches to oximetry. Amy Moran-Thomas, Wired, 4 June 2021 An additional sensor measures cerebral and tissue oximetry. Todd Nelson Special To The Star Tribune, Star Tribune, 13 Dec. 2020

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'oximetry.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

oxi- (in oximeter) + -metry

First Known Use

1944, in the meaning defined at sense 1

Time Traveler
The first known use of oximetry was in 1944

Dictionary Entries Near oximetry

Cite this Entry

“Oximetry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/oximetry. Accessed 15 Apr. 2024.

Medical Definition

oximetry

noun
ox·​im·​e·​try äk-ˈsim-ə-trē How to pronounce oximetry (audio)
1
: a method that utilizes spectrophotometry to measure the oxygen saturation of circulating blood or a localized region of tissue by means of an oximeter
… in comparison to invasive blood sampling, oximetry is a rapid technique that does not generate discomfort in patients …Raul P. Garrido-Chamorro et al., Research Quarterly for Exercise and Sport
Cerebral oximetry can be utilized to detect changes in cerebral tissue saturation, and anesthesiologists may be able to modify some of these factors to reduce the neurocognitive decline in cardiac surgery population.Anna Dubovoy et al., Annals of Cardiac Anaesthesia
especially : pulse oximetry
2
plural oximetries : a test using oximetry
Screening overnight oximetries were ordered by referring physicians and performed before the initial visit …Joseph G. Parambil et al., Mayo Clinic Proceedings
Last Updated: - Updated example sentences
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