au·​gite ˈȯ-ˌjīt How to pronounce augite (audio)
: a usually black or dark green mineral that consists of aluminous pyroxene and is found especially in igneous rocks
augitic adjective

Example Sentences

Recent Examples on the Web Basalt is a volcanic rock composed of augite and sometimes plagioclase and magnetite, which says nothing. Louise Erdrich, The New Yorker, 2 Sep. 2019

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

Word History


Latin augites, a precious stone, from Greek augitēs

First Known Use

1802, in the meaning defined at sense 1

Time Traveler
The first known use of augite was in 1802

Dictionary Entries Near augite

Cite this Entry

“Augite.” Dictionary, Merriam-Webster, Accessed 26 Mar. 2023.

Kids Definition


au·​gite ˈȯ-ˌjīt How to pronounce augite (audio)
: a black to dark green variety of pyroxene

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