English Dictionary

Definition of “unconformity”

unconformity (ˌʌnkənˈfɔːmɪtɪ )

(plural) -ties

lack of conformity
the contact surface between younger and older rocks representing a discontinuity in the geological record. Most commonly it represents an erosional surface

Between the Devonian Temple Butte Formation and the Cambrian Muav limestone below there is an unconformity.

Richard Fortey THE EARTH: An Intimate History (2004)

Pumped Up

Suggested by Daved Wachsman (20 Jun 2013)
Take the heat

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Going Postal

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PC

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Put the squeeze on

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Catch-Wrestling

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