Definition of laccolith

competent Definition: (adjective) having the skill and knowledge needed for a particular task; capable Petersons.com

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< Laccadive Islands

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lac·co·lith    (lk-lth) KEY  

NOUN:

A mass of igneous rock intruded between layers of sedimentary rock, resulting in uplift.

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ETYMOLOGY:
Greek lakkos, pond, cistern + -lith

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