: a typically large body of intrusive igneous rock
Examples of pluton in a Sentence
Recent Examples on the WebIn Nevada, for instance, geologists find fibers associated with jagged landscape formed by plutons, which are huge rock formations caused by liquid magma forced upward into the cooler crust and then solidifying.
Deborah Blum, WIRED, 17 Jan. 2014
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pluton.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.