Definitions

1. noun

a geological process involving the movement and cooling of magma beneath the Earth’s surface, especially the production of igneous rocks

“The geologist studied the magmatism of the region to understand its volcanic history.”

2. noun

the quality of being associated with or characterized by magma or molten rock

“The magmatism of the volcanic island was evident in its dark, rocky landscape.”

3. noun

the study of magma and its geological effects

“The researcher specialized in magmatism and its impact on the Earth’s crust.”