disconformity

noun
dis·​con·​for·​mi·​ty | \ ˌdis-kən-ˈfȯr-mə-tē How to pronounce disconformity (audio) \

Definition of disconformity

2 : a break in a sequence of sedimentary rocks all of which have approximately the same dip

First Known Use of disconformity

1587, in the meaning defined at sense 1

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