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

Examples of dehydrogenation in a Sentence

Recent Examples on the Web 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 Enterprise already is building a isobutane dehydrogenation plant in Mont Belvieu to create isobutylene that's used to make lubricants, rubber products, gasoline components and more. Jordan Blum, Houston Chronicle, 9 Jan. 2018 Enterprise also will finish construction this month on its new propane dehydrogenation plant in Mont Belvieu to churn out propylene, which is a primary building block of many plastics and chemicals. Jordan Blum, Houston Chronicle, 2 Nov. 2017 But, yes, PDH (propane dehydrogenation) and polypropylene is the next project. Jordan Blum, Houston Chronicle, 25 Oct. 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'dehydrogenation.' 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

1866, in the meaning defined above

Time Traveler
The first known use of dehydrogenation was in 1866

Dictionary Entries Near dehydrogenation

Cite this Entry

“Dehydrogenation.” Dictionary, Merriam-Webster, Accessed 2 Dec. 2023.

Kids Definition


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

More from Merriam-Webster on dehydrogenation

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!