squa·​lene | \ ˈskwā-ˌlēn How to pronounce squalene (audio) \

Definition of squalene

: an acyclic hydrocarbon C30H50 that is widely distributed in nature (such as a major component of sebum and in shark-liver oils) and is a precursor of sterols (such as cholesterol)

Examples of squalene in a Sentence

Recent Examples on the Web Traditionally, squalene is sourced from the livers of sharks, where it can be naturally found in high concentrations. Hannah Jeon, Good Housekeeping, "Everything You Need to Know About the Beauty Benefits of Squalane Oil," 10 Mar. 2020 These include squalene and trigcylerides, which are lipids (fats). April Franzino, Good Housekeeping, "What Are Humectants in Skincare? Beauty Scientists Explain," 13 Mar. 2020 It's made with watermelon extract, squalene, and hyaluronic acid to brighten and hydrate your face. Aimee Simeon, refinery29.com, "4 New Trader Joe’s Beauty Launches Worth Standing In Line For," 6 Mar. 2020 Ouai Body Crème, which has a goopy consistency that’s a bit reminiscent of Yoplait, contains hydrators like coconut oil and squalene. Rachel Felder, New York Times, "These Creams Will Make Your Dry Skin Forget About Winter," 19 Feb. 2020 Tatcha Swipe this solid Serum Stick on skin to provide long-lasting moisture thanks to natural squalene. Meg Hemphill, The Hollywood Reporter, "5 Skincare Must-Haves From Brands Used by Meghan Markle and Angelina Jolie," 18 Jan. 2020 The hydrogenation process makes squalane more shelf-stable than squalene and, therefore, easier to use in skin-care products. Sarah Jacoby, SELF, "What the Heck Is Squalane Oil and Why Is It Suddenly in All My Skin-Care Products?," 20 June 2019 When shopping for facial moisturizers, look for hyaluronic acid, squalene, dimethicone, and ceramides, as these hydrating ingredients hold moisture in the skin. Talia Abbas, SELF, "11 Tips for How to Treat Eczema During the Winter," 7 Jan. 2019 Other common non-vegan buzzwords: carmine, squalene, oleic acid, glycerine, and collagen. Jenna Rosenstein, Harper's BAZAAR, "The Best Vegan and Cruelty-Free Makeup," 29 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'squalene.' 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 squalene

1916, in the meaning defined above

History and Etymology for squalene

International Scientific Vocabulary, from Latin squalus, a sea fish — more at whale

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Time Traveler for squalene

Time Traveler

The first known use of squalene was in 1916

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Cite this Entry

“Squalene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/squalene. Accessed 10 Aug. 2020.

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More Definitions for squalene


squa·​lene | \ ˈskwā-ˌlēn How to pronounce squalene (audio) \

Medical Definition of squalene

: an acyclic hydrocarbon C30H50 that is widely distributed in nature (as a major component of sebum and in shark-liver oils) and is a precursor of sterols (as cholesterol)

More from Merriam-Webster on squalene

Britannica.com: Encyclopedia article about squalene

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