'Unconformity' definitions:

Definition of 'Unconformity'

From: GCIDE
  • Unconformity \Un`con*form"i*ty\, n.
  • 1. Want of conformity; incongruity; inconsistency. --South. [1913 Webster]
  • 2. (Geol.) Want of parallelism between strata in contact. [1913 Webster]
  • Note: With some authors unconformity is equivalent to unconformability; but it is often used more broadly, for example, to include the case when the parallelism of strata once conformable has been disturbed by faulting and the like. [1913 Webster]