Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Lack of conformity; nonconformity.
  • noun Geology A surface between successive strata representing a missing interval in the geologic record of time, and produced either by an interruption in deposition or by the erosion of depositionally continuous strata followed by renewed deposition.

from The Century Dictionary.

  • noun In geology, same as unconformability.
  • noun Non-conformity; incongruity; inconsistency; want of conformity.

from the GNU version of the Collaborative International Dictionary of English.

  • noun Want of conformity; incongruity; inconsistency.
  • noun (Geol.) Want of parallelism between strata in contact.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun nonstandard a lack of conformity
  • noun geology a gap in time in rock strata, where erosion occurs while deposition slows or stops

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

un- +‎ conformity

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  • UNconformITY

    April 28, 2008