dumortierite

noun

du·​mor·​ti·​er·​ite du̇-ˈmȯr-tē-ə-ˌrīt How to pronounce dumortierite (audio)
 also  dyu̇-
: a bright especially blue mineral consisting of a borosilicate of aluminum

Examples of dumortierite in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The standout features are dials decorated with Roman numerals cut directly in jasper, jade, and dumortierite, to match the colors of the cabochons on the winding crowns. Justin Fenner, Robb Report, 27 Mar. 2023

Word History

Etymology

French dumortiérite, from Eugène Dumortier †1876 French paleontologist

First Known Use

1881, in the meaning defined above

Time Traveler
The first known use of dumortierite was in 1881

Dictionary Entries Near dumortierite

Cite this Entry

“Dumortierite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dumortierite. Accessed 18 Dec. 2024.

Love words? Need even more definitions?

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