Stratification

Stratification may refer to:

Mathematics

• Stratification (mathematics), any consistent assignment of numbers to predicate symbols
• Data stratification in statistics

Earth sciences

• Stable and unstable stratification
• Stratification, or stratum, the layering of rocks
• Stratification (archeology), the formation of layers (strata) in which objects are found
• Stratification (water), the formation of water layers based on temperature (and salinity, in oceans)
  • Ocean stratification
  • Lake stratification
• Atmospheric stratification, the dividing of the Earth's atmosphere into strata
• Inversion (meteorology)

Social sciences

• Social stratification, the dividing of a society into levels based on power or socioeconomic status

Biology

• Stratification (seeds), where seeds are treated to simulate winter conditions so that germination may occur
• Stratification (clinical trials), partitioning of subjects by a factors other than the intervention
• Stratification (vegetation), the vertical layering of vegetation e.g. within a forest
• Population stratification, the stratification of a genetic population based on allele frequencies

Linguistics

• Stratification (linguistics), the idea that language is organized in hierarchically ordered strata (such as phonology, morphology, syntax, and semantics).

See also

• Destratification (disambiguation)
• Fuel stratified injection
• Layer (disambiguation)
• Partition (disambiguation)
• Strata (disambiguation)
• Stratified epithelial lining (disambiguation)
• Stratified sampling
• Stratigraphy
• Stratum (disambiguation)

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