Noun

• S: (n) stratification (the act or process or arranging persons into classes or social strata)
• S: (n) stratification, social stratification (the condition of being arranged in social strata or classes within a group)
• S: (n) stratification (forming or depositing in layers)
• S: (n) stratification (a layered configuration)
• direct hypernym / inherited hypernym / sister term
• S: (n) stratification (the placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination)