Salt Dome Definition

noun
A domelike geologic formation formed when an underground salt deposit rises toward the surface, pushing up and curving what lies above it.
American Heritage
A domelike structure produced in stratified rocks by the intrusion of a mass of salt in a plastic state and frequently containing oil, gas, etc.
Webster's New World

(geology) An upwelling of crystalline rock salt and its aureole of deformed sediments.

Wiktionary

Other Word Forms of Salt Dome

Noun

Singular:
salt dome
Plural:
salt-domes

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Unscrambles

salt dome