py·​rox·​ene | \ pī-ˈräk-ˌsēn How to pronounce pyroxene (audio) , pə-\

Definition of pyroxene

: any of a group of igneous-rock-forming silicate minerals that contain calcium, sodium, magnesium, iron, or aluminum, usually occur in short prismatic crystals or massive form, are often laminated, and vary in color from white to dark green or black

Keep scrolling for more

Other Words from pyroxene

pyroxenic \ ˌpī-​ˌräk-​ˈsē-​nik How to pronounce pyroxenic (audio) , pə-​ , -​ˈse-​ How to pronounce pyroxenic (audio) \ adjective
pyroxenoid \ pī-​ˈräk-​sə-​ˌnȯid How to pronounce pyroxenoid (audio) , pə-​ \ adjective or noun

Examples of pyroxene in a Sentence

Recent Examples on the Web

Models and some recent finds suggest the upper zones of the mantle are composed of the minerals pyroxene and olivine. National Geographic, "Why does Earth have a moon, and how does it affect our planet?," 3 July 2019 The water content of minerals like pyroxene, known to be incredibly dry, were oddly wet in Bermuda’s core samples. Robin George Andrews, National Geographic, "The volcano that built Bermuda is unlike any other on Earth," 17 May 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pyroxene.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of pyroxene

1800, in the meaning defined above

History and Etymology for pyroxene

French pyroxène, from Greek pyr- + xenos stranger

Keep scrolling for more

Learn More about pyroxene

Statistics for pyroxene

Last Updated

16 Jul 2019

Look-up Popularity

Time Traveler for pyroxene

The first known use of pyroxene was in 1800

See more words from the same year

More from Merriam-Webster on pyroxene Encyclopedia article about pyroxene

Comments on pyroxene

What made you want to look up pyroxene? Please tell us where you read or heard it (including the quote, if possible).


characterized by aphorism

Get Word of the Day daily email!

Test Your Vocabulary

Farm Idioms Quiz

  • cow coming home
  • What does 'poke' refer to in the expression 'pig in a poke'?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Dictionary Devil

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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