xe·​no·​lith | \ˈze-nə-ˌlith, ˈzē- \

Definition of xenolith 

: a fragment of a rock included in another rock

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Other Words from xenolith

xenolithic \ ˌze-​nə-​ˈli-​thik , ˌzē-​ \ adjective

Examples of xenolith in a Sentence

Recent Examples on the Web

The surrounding landscape would be covered in volcanic ash and debris, some made of erupting magma, some made of chunks of mantle and crust xenoliths. Erik Klemetti, WIRED, "The Crazy Eruptions That Spit Up Diamonds," 5 May 2017

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

First Known Use of xenolith

1894, in the meaning defined above

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The first known use of xenolith was in 1894

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Britannica.com: Encyclopedia article about xenolith

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