unconformity
noun
RareNot in standard dictionaries
1
A lack of conformity.
2
A gap in the stratigraphic record at a site, resulting from erosion having outpaced deposition over the interval in question.
Thesaurus
#nonstandard
A lack of conformity.
A gap in the stratigraphic record at a site, resulting from erosion having outpaced deposition over the interval in question.