stratification

IPA: strætʌfʌkˈeɪʃʌn

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.
(horticulture) The process of treating seeds to simulate natural conditions that the seeds must experience before germination can occur, often involving exposure to cold.

Examples of "stratification" in Sentences

If individuals value social stratification, is it the government's business to correct them?
Dallas 'stratification is largely disbursed along the lines of income rather than reflectivity.
The Index is put together using a technique known as stratification, which is an average of sale prices for common groups of properties.
You could have a totally unbiased exit poll with zero sampling error, but until the stratification is accounted for, you have no information.
With universal schooling, this might be the only outcome, and may be why income stratification is prevelant in many advanced societies, and getting more prevelant.
This process of stratification is based, as it has been in the past, on valuing the rights and privileges of some while denying or stripping away the rights of others.
Once this stratification is organized, a very slow evolution takes place by displacement of the contours and the globules, giving (according to circumstances over which I had no control) more or less importance to one band or the other or a series of bands which is the reason for the extraordinary variety of stepped laminae which are observed.