mass spectrometry

noun

: an instrumental method for identifying the chemical constitution of a substance by means of the separation of gaseous ions according to their differing mass and charge

called also mass spectroscopy

mass spectrometric adjective
mass spectrometer noun

Examples of mass spectrometry in a Sentence

Recent Examples on the Web However, the new gin fingerprint research, published in the Journal of Brewing and Distilling in December 2023, addresses the use of gas chromatography combined with mass spectrometry (GC/MS) in analyzing gin, compared to NMR spectroscopy. Eve Thomas, WIRED, 3 Apr. 2024 Curiously, the relative deadliness of winter seems to be a modern invention, like mass spectrometry and thinking about the Roman empire on a daily basis. Andrew Van Dam, Washington Post, 16 Feb. 2024 Those proteins and molecules were then analyzed via mass spectrometry. Jennifer Ouellette, Ars Technica, 21 Aug. 2023 In this case, the company used ultra-high pressure liquid chromatography–accurate mass-time of flight mass spectrometry analysis, and consulted with an ethnobotanist. Beth Mole, Ars Technica, 15 Sep. 2023 Drug tests primarily rely on urine testing, utilizing a technique called mass spectrometry. Amber Smith, Discover Magazine, 24 June 2023 Then the mass spectrometry machine counts up the piles—or quantifies how much of each chemical is present based on its molecular signature. Betsy Ladyzhets, Scientific American, 24 Jan. 2024 Simultaneous quantification of ten key Kratom alkaloids in Mitragyna speciosa leaf extracts and commercial products by ultra-performance liquid chromatography-tandem mass spectrometry. Sponsored Content, The Mercury News, 19 Jan. 2024 The team relied on a technique called liquid chromatography-tandem mass spectrometry (LC-MS/MS). Jeanne Timmons, Ars Technica, 3 May 2023

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

Word History

First Known Use

1926, in the meaning defined above

Time Traveler
The first known use of mass spectrometry was in 1926

Dictionary Entries Near mass spectrometry

Cite this Entry

“Mass spectrometry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mass%20spectrometry. Accessed 18 Apr. 2024.

Medical Definition

mass spectrometry

noun
: an instrumental method for identifying the chemical constitution of a substance by means of the separation of gaseous ions according to their differing mass and charge

called also mass spectroscopy

mass spectrometric adjective
mass spectrometrically adverb

More from Merriam-Webster on mass spectrometry

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