hy·​dro·​ge·​nate | \ hī-ˈdrä-jə-ˌnāt How to pronounce hydrogenate (audio) , ˈhī-drə- \
hydrogenated; hydrogenating

Definition of hydrogenate

transitive verb

: to combine or treat with or expose to hydrogen especially : to add hydrogen to the molecule of (an unsaturated organic compound)

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Other Words from hydrogenate

hydrogenation \ hī-​ˌdrä-​jə-​ˈnā-​shən How to pronounce hydrogenation (audio) , ˌhī-​drə-​ \ noun

Examples of hydrogenate in a Sentence

Recent Examples on the Web And scan the nutrition labels and avoid peanut butters that have hydrogenated oils, which are unhealthy fats that are added to keep peanut butter from separating or going bad quickly, Sasson says. Sophia Gottfried, Time, "Is Peanut Butter Good For You?," 23 May 2018 These days, many try to avoid white bread and hydrogenated fats. Smithsonian, "The History of Five Uniquely American Sandwiches," 4 Nov. 2017 Our pomades contain pure ingredients such as bentonite, which is mineral enriching for the hair, and hydrogenated castor oil, which works as a non-sticky wax to hold shape. Scott Christian, Esquire, "One of New York's Coolest Clothing Brands Wants You to Have Great Looking Hair," 3 Mar. 2017 Although Trader Joe's doesn't label itself as a health food store, none of its private-label products have hydrogenated oils, artificial flavors, preservatives, synthetic colors or GMOs. Lucy Berry, AL.com, "Trader Joe's in Huntsville? Bridge Street, Providence push for expansion," 19 July 2017 All of the produce is organic, the dairy products pasture based, the eggs from free-range chickens, the meat antibiotic-free and all food free of artificial colors, flavors, sweeteners, preservatives, and hydrogenated or partially hydrogenated oils. Emilie Rusch, The Denver Post, "Natural Grocers by Vitamin Cottage opens new Denver Design District store amid plans for slower, more strategic growth," 31 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hydrogenate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of hydrogenate

1809, in the meaning defined above

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Time Traveler for hydrogenate

Time Traveler

The first known use of hydrogenate was in 1809

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Cite this Entry

“Hydrogenate.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/hydrogenates. Accessed 26 January 2020.

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More Definitions for hydrogenate


transitive verb
hy·​dro·​ge·​nate | \ hī-ˈdräj-ə-ˌnāt How to pronounce hydrogenate (audio) , ˈhī-drə-jə- How to pronounce hydrogenate (audio) \
hydrogenated; hydrogenating

Medical Definition of hydrogenate

: to combine or treat with or expose to hydrogen especially : to add hydrogen to the molecule of (an unsaturated organic compound)

Other Words from hydrogenate

hydrogenation \ hī-​ˌdräj-​ə-​ˈnā-​shən, ˌhī-​drə-​jə-​ How to pronounce hydrogenation (audio) \ noun

More from Merriam-Webster on hydrogenate

Rhyming Dictionary: Words that rhyme with hydrogenate

Comments on hydrogenate

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to express in a more acceptable way

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