/ Dictionary / Index U unconformity: Meaning and Definition of Find definitions for: un•con•form•i•ty Pronunciation: (un"kun-fôr'mi-tē), [key] — pl. -ties. lack of conformity; incongruity; inconsistency. a discontinuity in rock sequence indicating interruption of sedimentation, commonly accompanied by erosion of rocks below the break. the interface between such strata. See illus. underunconformable. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. unconformable unconnected Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language