Definition of stratify in English:

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Pronunciation: /ˈstradəˌfī/

verb (stratifies, stratifying, stratified)

[with object] (usually as adjective stratified)
1Form or arrange into strata: socially stratified cities [no object]: the residues have begun to stratify
More example sentences
  • The continental crust is not stratified like the oceanic crust and so does not have a characteristic seismic velocity structure.
  • Some andesitic and felsic intrusions created a minor, stratified volcaniclastic component via hydrovolcanic eruptions.
  • The measured succession crops out continuously and is well stratified.
1.1Arrange or classify: stratifying patients into well-defined risk groups
More example sentences
  • With this index, patients are stratified into three risk categories based on their total points.
  • The International Obesity Task Force has stratified patients into different classes of obesity.
  • To optimise treatment, patients should be stratified into risk categories to allow the most appropriate prophylactic measure to be used.
1.2Place (seeds) close together in layers in moist sand or peat to preserve them or to help them germinate.
Example sentences
  • The seeds were stratified and germinated in a greenhouse at Rutgers University.
  • Seeds were stratified at 4°C, under moist conditions for 2 weeks before planting.
  • Seeds were stratified at approximately 5°C in damp paper towels for 2-4 weeks and planted in flats.
1.3 [no object] (Of seeds) be germinated by stratifying.
Example sentences
  • Cold and moist conditions are necessary in order to stratify and break the seeds' dormancy.
  • Untreated seed can be planted in the late summer/early fall and allowed to stratify under natural conditions.

Words that rhyme with stratify

beatify, gratify, ratify

For editors and proofreaders

Syllabification: strat·i·fy

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