Share this entry
magma chamber Line breaks: magma cham|ber

Definition of magma chamber in English:


A reservoir of magma within the earth’s crust beneath a volcano.
Example sentences
  • When magma moves beneath a volcano, such as when the magma chamber fills prior to an eruption, there is swelling of the volcanic cone above.
  • It could also be that magma is somehow able to pass through the volcano without deforming it; or that the magma chamber is so deep that its deformations aren't visible at the surface.
  • The frequent but low-level activity of Vesuvius in recent centuries has relieved the build-up of pressure in the magma chamber.
Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove adverts and access premium resources