1. Forming or depositing in layers
   "The stratification of sedimentary rocks occurs over millions of years"
    
2. A layered configuration
   "The stratification of the rock formations revealed the area's geological history"
    
3. The act or process of arranging persons into classes or social strata
   "The stratification of society based on wealth was evident in the neighbourhood"; "Educational stratification can perpetuate social inequalities"
    
4. The condition of being arranged in social strata or classes within a group
   "The caste system in India is an example of extreme social stratification";
   - social stratification
    
5. The placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination
   "Stratification of the seeds improved their germination rate"

Derived forms: stratifications

Type of: assortment, categorisation [Brit], categorization, classification, compartmentalisation [Brit], compartmentalization, condition, configuration, conformation, contour, emplacement, form, geologic process, geological process, location, placement, position, positioning, shape

Encyclopedia: Stratification