dehydrogenation

noun

de·​hy·​dro·​ge·​na·​tion ˌdē-(ˌ)hī-ˌdrä-jə-ˈnā-shən How to pronounce dehydrogenation (audio)
(ˌ)dē-ˌhī-drə-jə-
: the removal of hydrogen from a chemical compound
dehydrogenate
ˌdē-(ˌ)hī-ˈdrä-jə-ˌnāt How to pronounce dehydrogenation (audio)
(ˌ)dē-ˈhī-drə-jə-
transitive verb

Examples of dehydrogenation in a Sentence

Recent Examples on the Web
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At its Investor Day, EPD emphasized that one of its key operating objectives for 2024 was to enhance the reliability and utilization rates of its two propane dehydrogenation (PDH) plants. Tipranks.com Staff, CNBC, 8 Dec. 2024 Hydrogenation or dehydrogenation with Ayrton’s carrier fluid occurs at 0.1 megapascal (1 bar) and about 100 ºC, says founder and CEO Natasha Kostenuk. IEEE Spectrum, 31 Oct. 2024 Financial terms of the deal were not disclosed but Enterprise reported the contract is large enough to support the construction of another propane dehydrogenation plant at the company's natural gas liquids processing complex in Mont Belvieu. Sergio Chapa, Houston Chronicle, 26 Sep. 2019

Word History

First Known Use

1866, in the meaning defined above

Time Traveler
The first known use of dehydrogenation was in 1866

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Cite this Entry

“Dehydrogenation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dehydrogenation. Accessed 9 Sep. 2025.

Kids Definition

dehydrogenation

noun
de·​hy·​dro·​ge·​na·​tion ˌdē-(ˌ)hī-ˌdräj-ə-ˈnā-shən How to pronounce dehydrogenation (audio)
(ˌ)dē-ˌhī-drə-jə-
: the process of removing hydrogen from a chemical compound

More from Merriam-Webster on dehydrogenation

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