ultramafic

adjective

ul·​tra·​maf·​ic ˌəl-trə-ˈma-fik How to pronounce ultramafic (audio)

Examples of ultramafic 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 concentration of nickel in ultramafic soil is probably too low to open a proper mine, but too high to grow crops and other vegetation. Matt Simon, WIRED, 21 Mar. 2024 But since then, researchers have melted ultramafic rocks, which are rich in iron and magnesium and are highly conductive. Patrick Morgan, Discover Magazine, 15 May 2011 Quarrying, crushing, and grinding ultramafic rocks would cost only about $10 per ton of CO2 absorbed, Wilson and her team estimate. Robert F. Service, Science | AAAS, 3 Sep. 2020 Wilson and her colleagues sprayed the mine’s ultramafic rock tailings with dilute sulfuric acid, causing magnesium to leach out. Robert F. Service, Science | AAAS, 3 Sep. 2020

Word History

First Known Use

1933, in the meaning defined above

Time Traveler
The first known use of ultramafic was in 1933

Dictionary Entries Near ultramafic

Cite this Entry

“Ultramafic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ultramafic. Accessed 22 Dec. 2024.

Love words? Need even more definitions?

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