Stratification

Separating into layers.

Stratification

Or stratified sampling, is a method of sampling that aims to give a sample that is representative of all the strata in a given population (e.g. age, sex ratios). Analysis of results can be startified so that confounding factors can be allowed for.

Stratification

(Of sheep breeds) Spatial distribution of the different breeding components involved in sheep production, including the crossing of breeds developed for different attributes and the exploitation of different environments.

stratification

A process used to break the dormancy of a seed. This usually requires that the seeds be placed in a moistened rooting medium and kept in the refrigerator or freezer for a designated length of time
Found on http://www.thegardenhelper.com/dictionary.html

Stratification

(the seed) Aa brief cold-treatment (few days) of water soaked seeds to break seed dormancy, results in an even germination. It is unlikely that pre-chilling dry seeds will break dormancy.
Found on http://gardeningwithconfidence.com/blog/2013/03/21/garden-glossary/

Stratification

A condition that occurs when the acid concentration varies from top to bottom in the battery electrolyte. Periodic, controlled charging at voltages that produce gassing will mix the electrolyte. See equalization.
Found on http://www.encyclo.co.uk/local/21690

stratification

separation of a study cohort into subgroups or strata according to specific characteristics.
Found on http://www.translationdirectory.com/glossaries/glossary031.htm

Stratification

storing of seeds at low temperatures under moist conditions in order to break dormancy.
Found on http://www.encyclo.co.uk/local/20003

Stratification

Separating into layers.
Found on https://www.encyclo.co.uk/local/20094

Stratification

In benthos, the presence of different infaunal species at distinct respective horizons below the sediment-water interface
Found on http://life.bio.sunysb.edu/marinebio/glossary.rs.html

stratification

Separating into layers.
Found on http://cdiac.ornl.gov/glossary.html

stratification

[n] - the condition of being arranged in social strata or classes within a group 2. [n] - forming or depositing in layers 3. [n] - a layered configuration 4. [n] - the act or process or arranging persons into classes or social strata 5. [n] - the placing of seeds in damp sand or sawdust or peat moss in ordere to preserve them...
Found on http://www.webdictionary.co.uk/definition.php?query=stratification

stratification

the hierarchical ordering of individuals and groups with respect to their possession of valued resources (typically money, power or status).
Found on http://www.polity.co.uk/cbs3/PDF/Glos.pdf

Stratification

Means of improving the quality of a probability sample by selecting sample elements according to population variables with known distribution profiles in order to determine a proportional or disproportional allocation of the survey sample. Examples of commonly used stratification variables are 'region', 'type of settlement' and 'household size'.
Found on http://www.agbnielsen.net/glossary/glossaryQ.asp?type=alpha&jump=none

Stratification

Exposure of seeds to cold and heat as part of the dormancy requirement.
Found on http://www.encyclo.co.uk/local/20637

Stratification

Strat`i·fi·ca'tion noun [ Confer French 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.) The deposition of material in successive layers in the growth of a cell wall, thus giving rise t...
Found on http://www.encyclo.co.uk/webster/S/208

stratification

The use of chemical and mechanical systems to break dormancy and increase germination. ... (09 Oct 1997) ...
Found on http://www.encyclo.co.uk/local/20973

stratification

noun the act or process or arranging persons into classes or social strata
Found on https://www.encyclo.co.uk/local/20974

stratification

(strat″ĭ-fĭ-ka´shәn) arrangement in layers.
Found on http://www.encyclo.co.uk/local/21001

Stratification

• (n.) The deposition of material in successive layers in the growth of a cell wall, thus giving rise to a stratified appearance. • (n.) The act or process of laying in strata, or the state of being laid in the form of strata, or layers.
Found on http://thinkexist.com/dictionary/meaning/stratification/

stratification

(from the article `inland water ecosystem`) ...dimictic thermal pattern (two periods of mixing—in spring and autumn—per year) caused by seasonal differences in temperature and the mixing ... ...forest giant may tower above the highest layer of the canopy. There is some evidence, much of it conflicting, that some zonation of fo...
Found on http://www.britannica.com/eb/a-z/s/169

stratification

the layering that occurs in most sedimentary rocks and in those igneous rocks formed at the Earth`s surface, as from lava flows and volcanic ... [6 related articles]
Found on http://www.britannica.com/eb/a-z/s/170

stratification

stratification 1. The formation of layers in sedimentary rocks through biological, chemical, or physical changes in the sediments forming them. 2. The formation of layers, castes, classes, or other types of strata. 3. A situation or condition where something is arranged in several strata. 4. A layered arrangement or appearance of successive rock s...
Found on http://www.wordinfo.info/words/index/info/view_unit/2047/

Stratification

The separation of over-wet or over-vibrated concrete into horizontal layers with increasingly lighter material toward the top; water, laitance, mortar, and coarse aggregate will tend to occupy successively lower positions (in that order).
Found on https://www.encyclo.co.uk/local/21122

Stratification

Capacity to offer demographic segmentation on a list; the addition of such demographics to a customer file.
Found on http://www.nmoa.org/Library/index.htm
No exact match found