Meanings
nounmagmatism (uncountable)
- uncountablegeographyThe formation of igneous rock by the solidification of magma
Cite this entry
APA
magmatism. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/magmatism
MLA
“magmatism.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/magmatism. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “magmatism,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/magmatism.
Source: magmatism on Wiktionary, CC BY-SA 4.0.