STRATIFICATION
stratification
(noun) the placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination
stratification
(noun) the act or process or arranging persons into classes or social strata
stratification
(noun) a layered configuration
stratification
(noun) forming or depositing in layers
stratification, social stratification
(noun) the condition of being arranged in social strata or classes within a group
Source: WordNet® 3.1
Etymology
Noun
stratification (countable and uncountable, plural stratifications)
the process leading to the formation or deposition of layers, especially of sedimentary rocks
(music) a layering of musical texture
(ecology) the vertical layering of vegetation in a forest
(sociology) society's categorization of people into socioeconomic strata
Source: Wiktionary
Strat`i*fi*ca"tion, n. Etym: [Cf. F. stratification.]
1. The act or process of laying in strata, or the state of being laid
in the form of strata, or layers.
2. (Physiol.)
Definition: The deposition of material in successive layers in the growth
of a cell wall, thus giving rise to a stratified appearance.
Source: Webster’s Unabridged Dictionary 1913 Edition