"stratification" in the noun sense
1. stratification
the act or process or arranging persons into classes or social strata
2. stratification, social stratification
the condition of being arranged in social strata or classes within a group
3. stratification
forming or depositing in layers
4. stratification
a layered configuration
5. stratification
the placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License