'Unconformability' definitions:

Definition of 'Unconformability'

From: GCIDE
  • Unconformability \Un`con*form`a*bil"i*ty\, n.
  • 1. The quality or state of being unconformable; unconformableness. [1913 Webster]
  • 2. (Geol.) Lack of parallelism between one series of strata and another, especially when due to a disturbance of the position of the earlier strata before the latter were deposited. [1913 Webster]