stratify

Definitions

strat (layer, as in stratum) + -fy (make, from Latin -ficare / fac) = 'to make into layers.' The -fy suffix is the verb-forming use of fac: to cause to become.

Common Collocations

• 1.socially stratified社会分层的
• 2.stratified sample分层抽样
• 3.stratify by income按收入分层

Example Sentences

• 1.

  Researchers stratified the sample by age and income.

• 2.

  Wealth tends to stratify society into rigid classes.