phacolith

noun
phac·​o·​lith
plural -s

Definition of phacolith

: a lens-shaped mass of igneous rock intruded in folded sedimentary beds with which it is approximately concordant and having its greatest thickness along the axes of synclines or anticlines

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Other Words from phacolith

phacolithic \ ¦⸗⸗¦lithik \ adjective

History and Etymology for phacolith

phac- + -lith

Learn More About phacolith

Dictionary Entries Near phacolith

Phacochoerus

phacolith

phacometer

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Statistics for phacolith

Cite this Entry

“Phacolith.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phacolith. Accessed 17 Jan. 2022.

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