Definition of metallogeny in US English:

metallogeny

noun

Geology
  • The formation of mineral deposits, especially as related to petrographic and tectonic features.

Origin

Early 20th century; earliest use found in Nature: a weekly journal of science. From metallo- + -geny, after French métallogénie.

Pronunciation

metallogeny

/ˌmɛtəˈlɒdʒɪni/