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batholith

batholith
Noun
pl: batholiths

This term is a specialized geological descriptor used primarily in academic, scientific, and technical contexts. It describes a specific scale of igneous intrusion, distinguishing it from smaller formations like stocks or dikes. The word carries a neutral, descriptive tone and is rarely encountered in casual conversation unless discussing geography or earth sciences.

Because it refers to a distinct geological entity, it is treated as a countable noun. Geologists may refer to multiple batholiths when comparing different mountain ranges or tectonic regions.

Meanings

Nounbatholith

A large mass of intrusive igneous rock, typically granite, that forms from cooled magma deep within the Earth's crust and is often exposed by erosion.

The Sierra Nevada mountains are largely composed of a massive batholith.

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Last Updated: May 2026Report an Error