tourmaline

noun

tour·​ma·​line ˈtu̇r-mə-lən 

-ˌlēn

: 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

To finish the look, the singer wore a gold pendant necklace with tourmaline, pearl and onyx by Tiffany & Co. from the archives that had never been worn on a red carpet before, as well as earrings and a ring from the brand. —Raven Brunner, People.com, 18 Mar. 2025

Sabyasachi Goldie Hawn wore a Sabyasachi diamond chain link necklace with tourmaline and spinal. —Anthony Demarco, Forbes, 3 Mar. 2025

Brazilian designer Cris Porto brought the meanders of the Amazon River, the crystalline waters of the Maldives — and dozens of hues of tourmalines, the star product from her home state of Minas Gerais. —Lily Templeton, WWD, 10 Feb. 2025

The Toi et Moi, or You and Me, brooch combines opal with double rose-cut tourmaline, aquamarine, chrysoberyl, sapphire, spinel, tsavorite, quartz and white diamond. —David Belcher, New York Times, 26 Feb. 2025

Word History

Etymology

Sinhalese toramalli carnelian

First Known Use

1759, in the meaning defined above

Rhymes for tourmaline

• acrolein
• adenine
• alkylene
• aniline
• anthracene
• aquiline
• asphaltene
• atlantean
• atrazine
• butadiene
• butylene
• caesarean

Kids Definition

tourmaline

noun

tour·​ma·​line ˈtu̇r-mə-lən 

-ˌlēn

: a mineral of variable color that makes a striking gem when transparent and cut