Stratum
Pronunciation: /ˈstrætəm/
Stratum (noun)
- A layer of rock, soil, or other material in the ground.
- A level or class in society, often based on wealth or education.
- A layer of cells or tissue in an organism.
Examples
- The stratum of soil was rich in minerals.
- A stratum of rock lay beneath the surface.
Common collocations: geological stratum, thick stratum, upper stratum, social stratum, epidermal stratum