Stratum Meaning in Bengali

What is the meaning of word Stratum in Bengali/Bangla ?

Defenition of word Stratum

• a layer or a series of layers of rock in the ground.
• a level or class to which people are assigned according to their social status, education, or income.

Example

a stratum of flint

Other Meaning of Stratum

• NOUN

  থর stratum layer
  স্তর layer tier seam strata ledge stratum
  সামাজিক স্তর stratum
  ধাপ step degree gradation move leap stratum

• MORE

  পাললিক শিলাময় অঞ্চল stratum