tourmaline

noun
tour·​ma·​line | \ ˈtu̇r-mə-lən How to pronounce tourmaline (audio) , -ˌlēn \

Definition of tourmaline

: a mineral of variable color that consists of a complex borosilicate and is valued as a gem when transparent and cut

Examples of tourmaline in a Sentence

Recent Examples on the Web The tool also features a ceramic and tourmaline ion generator to tame frizz and leave your hair super shiny. Jennifer Aldrich, Better Homes & Gardens, "The 9 Best Hair Dryers for At-Home Blowouts, According to Stylists," 19 Mar. 2021 Dior has put a new spin on traditional watch cases by focusing on the organic, natural shape of gemstones—the irregular octagonal case shape is inspired by a slice of rough tourmaline. Kristen Shirley, Robb Report, "Dior’s Next New Look? An Asymmetrical Jewelry Collection Inspired by Nature," 2 Mar. 2021 No research suggests that a flat iron’s materials (like titanium, ceramic, tourmaline, and copper) have different effects on hair, explains GH Beauty Lab Chemist Danusia Wnek. Dori Price, Good Housekeeping, "How to Straighten Any Type of Hair Perfectly at Home, According to Hair Pros," 19 Jan. 2021 The InStyler’s heated revolving barrel, ionic bristles, and tourmaline plates work together to dry and style hair without the need for multiple tools. Jennifer Manfrin, chicagotribune.com, "Best early Black Friday deals," 26 Nov. 2020 Meanwhile, tourmaline is a stone of detoxification. Taylore Glynn, Marie Claire, "Do Infrared Sauna Blankets and Mats Really Work?," 17 Nov. 2020 As for the crystals inside the mat, both amethyst and tourmaline are commonly used in Ayurvedic treatment practices like Singh's own center thanks to their wide-ranging benefits. Taylore Glynn, Marie Claire, "Do Infrared Sauna Blankets and Mats Really Work?," 17 Nov. 2020 Accept this pink tourmaline, a gem once a part of a California mine made beautiful, beautiful like you. Heather Knight, SFChronicle.com, "‘One happy story’: S.F. poet spins magic with his Golden Gate Park Ferris wheel marriage proposal," 27 Oct. 2020 Pendant in platinum with a blue cuprian elbaite tourmaline of more than five carats. Stellene Volandes, ELLE Decor, "Dress Up Your Dinner with Tiffany & Co.’s New Collection," 20 Oct. 2020

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

1759, in the meaning defined above

History and Etymology for tourmaline

Sinhalese toramalli carnelian

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Time Traveler for tourmaline

Time Traveler

The first known use of tourmaline was in 1759

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Statistics for tourmaline

Last Updated

31 Mar 2021

Cite this Entry

“Tourmaline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tourmaline. Accessed 14 Apr. 2021.

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More from Merriam-Webster on tourmaline

Britannica.com: Encyclopedia article about tourmaline

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