The adjective discordant ('conflicting, disagreeing, at variance') may describe:

Earth science

* Discordant rock, one that cuts across the existing bedding: as in one of the main types of igneous intrusion, or as in the sedimentary

clastic dike A clastic dike is a seam of sedimentary material that fills an open fracture in and cuts across sedimentary rock strata or layering in other rock types. Clastic dikes form rapidly by fluidized injection (mobilization of pressurized pore fluids) ...

s * Discordant strata, rock layers with mismatches in the

geologic record The geologic record in stratigraphy, paleontology and other natural sciences refers to the entirety of the layers of rock strata. That is, deposits laid down by volcanism or by deposition of sediment derived from weathering detritus (clays, sand ...

Discordant coastline A discordant coastline occurs where bands of different rock types run perpendicular to the coast. The differing resistance to erosion leads to the formation of headlands and bays. A hard rock type such as granite is resistant to erosion and cre ...

, when the bands of rock run perpendicular to the coast * Discordant drainage pattern, where the pattern of rivers and streams does not correlate with the underlying geology

Other uses

* Discordant, or

dissonant In music, consonance and dissonance are categorizations of simultaneous or successive Sound, sounds. Within the Western tradition, some listeners associate consonance with sweetness, pleasantness, and acceptability, and dissonance with harshness ...

, sounds, in music * Discordant pair of observations, in statistics ** Discordant twins, in

twin studies Twin studies are studies conducted on identical or fraternal twins. They aim to reveal the importance of environmental and genetic influences for traits, phenotypes, and disorders. Twin research is considered a key tool in behavioral genetics ...

Serodiscordant A serodiscordant relationship, also known as mixed-status, is one where one partner is infected by HIV and the other is not. This contrasts with seroconcordant relationships, in which both partners are of the same HIV status. Serodiscordancy contri ...

relationship, where one of the partners is HIV-positive and the other is not

Earth science

Other uses

See also