nonvolcanic

adjective

non·vol·ca·nic | \ ˌnän-väl-ˈka-nik

, -vȯl- also -ˈkā-\

Definition of nonvolcanic

1 : not of, relating to, or produced by a volcano nonvolcanic tremors

2 : not characterized by volcanoes a nonvolcanic region

3 : not made of materials from volcanoes nonvolcanic rocks

Recent Examples on the Web

Hours later, a towering wall collapsed in one of the biggest nonvolcanic landslides in North American history. — Sandi Doughton, The Seattle Times, "Can experts predict collapse at Washington’s Rattlesnake Ridge?," 21 Jan. 2018

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