diapir Hear it!

diapir Definition

dia·pir (dī′ə pir′)

noun

Geol. a dome formation in which the rigid top layers have been split open by pressure from an underlying plastic core

Related Forms:

  • diapiric di′a·pir′ic (dī′ə pir′ik) adjective
diapir Usage Examples

Preposition: in

  • group: The largest diapirs in the group are thought to have intruded to the seafloor from 500m or more beneath it.