unconformity [un΄kən fôr′mə tē]
pl. unconformities
1. a lack of conformity; inconsistency; incongruity
2. Geol.
a) a break in the continuity of rock strata in contact, separating younger from older rocks and usually resulting from erosion of the surface of the older bed before the younger bed was laid down
b) the surface of contact between such strata

English World dictionary. . 2014.

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  • 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… …   The Collaborative International Dictionary of English

  • unconformity — index breach, controversy (argument), deviation, difference, disaccord, disagreement, discrepancy, di …   Law dictionary

  • unconformity — (n.) c.1600, from UN (Cf. un ) (1) not + CONFORMITY (Cf. conformity). Geological sense is from 1829 …   Etymology dictionary

  • Unconformity — Hutton s Unconformity at Jedburgh, Scotland, illustrated by John Clerk in 1787 and photographed in 2003. An unconformity is a buried erosion surface separating two rock masses or strata of different ages, indicating that sediment deposition w …   Wikipedia

  • Unconformity — (Roget s Thesaurus) < N PARAG:Unconformity >N GRP: N 1 Sgm: N 1 nonconformity nonconformity &c. 82 Sgm: N 1 unconformity unconformity disconformity Sgm: N 1 unconventionality unconventionality informality abnormity abnormality anomaly …   English dictionary for students

  • unconformity — I (New American Roget s College Thesaurus) Lack of conformity to convention Nouns 1. unconformity, nonconformity, unconventionality, informality, abnormality; anomaly, anomalousness; exception, peculiarity, irregularity; infraction, breach,… …   English dictionary for students

  • unconformity spring —    See spring, unconformity …   Lexicon of Cave and Karst Terminology

  • unconformity — noun Date: circa 1600 1. archaic lack of conformity 2. a. lack of continuity in deposition between rock strata in contact corresponding to a period of nondeposition, weathering, or erosion b. the surface of contact between unconformable strata …   New Collegiate Dictionary

  • unconformity — /un keuhn fawr mi tee/, n., pl. unconformities. 1. lack of conformity; incongruity; inconsistency. 2. Geol. a. a discontinuity in rock sequence indicating interruption of sedimentation, commonly accompanied by erosion of rocks below the break. b …   Universalium

  • unconformity — noun a) A lack of conformity. b) A gap in time in rock strata, where erosion occurs while deposition slows or stops. See Also: nonconformity …   Wiktionary

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