stratification

/,strætifi'keiʃn/

Thân thiện

Seeds undergo stratification in a cool, dark place to prepare for spring planting.

Definition

1. Noun:
   • The placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination: A process in horticulture and agriculture where seeds are treated to break dormancy and encourage sprouting.
   • A layered configuration: The state or quality of being formed or arranged in distinct layers or strata.
   • Forming or depositing in layers: The action or process of forming or accumulating in successive layers.
   • The condition of being arranged in social strata or classes within a group: The hierarchical structuring of a society or organization into different social levels.
   • The act or process of arranging persons into classes or social strata: The social act of categorizing people into different ranks or classes.

Usage Examples

• Noun:
  • Seed stratification is often necessary for many temperate climate tree species to germinate successfully.
  • The geological stratification of the canyon walls reveals millions of years of history.
  • The slow stratification of sediment at the bottom of the lake created distinct layers.
  • Social stratification in the ancient kingdom was rigid, with little mobility between classes.
  • The stratification of employees into different pay grades is based on experience and role.

Advanced Usage

• "Economic stratification": The division of a population into different economic classes (e.g., low-income, middle-class, wealthy).
  • The report highlighted the growing economic stratification in the city.
• "Thermal stratification": The formation of layers of water at different temperatures in a lake or ocean.
  • In summer, thermal stratification prevents the mixing of warm surface water with colder deep water.

Variants and Related Words

• Stratify (verb): To form, arrange, or deposit in layers; to divide into social strata.
  • The geologist explained how the rocks were stratified over millennia.
  • Societies often stratify based on wealth and occupation.
• Stratified (adjective): Arranged in layers or strata.
  • We studied a stratified sample of the population for the survey.
• Strata (noun, plural of stratum): Layers or levels, especially of rock or social classes.
  • The excavation cut through several strata of ancient settlement.

Synonyms

• Layering: The arrangement or formation in layers.
• Hierarchization: The process of organizing into a hierarchy.
• Gradation: A scale or series of successive stages, degrees, or levels.

Related Phrases and Concepts

• Class system: A system of social stratification based on birth, wealth, or occupation.
• Rock strata: Distinct layers of sedimentary rock.
• Seed dormancy: The state in which a seed is alive but not growing, which stratification helps to overcome.

Học thuật

Noun

1. the placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination
2. a layered configuration
3. forming or depositing in layers
4. the condition of being arranged in social strata or classes within a group
5. the act or process or arranging persons into classes or social strata

Từ đồng nghĩa

• social stratification