noun a level or class to which people are assigned according to their social status, education, or income
In statistics, stratum refers to a subset of a population that shares a common characteristic, used in sampling techniques to ensure representation of different groups.
In sociology, stratum is used to describe a social class or level in a stratified society, indicating different levels of privilege, power, and access to resources.
In geology, stratum refers to a layer of rock or soil with consistent characteristics and age, often used in stratigraphy to study the Earth's history.
In biology, stratum can refer to a layer of tissue or cells with specific functions, such as the stratum corneum in the epidermis of the skin.
In archaeology, stratum is used to refer to a layer of soil or sediment that represents a distinct period of human activity, used in excavation and dating of artifacts.
In the field of geology, a writer may use the term 'stratum' to refer to a layer of rock or soil that is distinguishable from other layers based on its composition or age.
A psychologist may use the concept of 'stratum' in the context of social stratification, referring to the different layers or levels of society based on factors such as income, education, or social status.
An archaeologist may use 'stratum' to describe the layers of soil or sediment at an archaeological site, with each stratum representing a different period of human activity.
A biologist may use 'stratum' to describe the layers of vegetation in a forest, each stratum representing a different level of the forest canopy.
In civil engineering, 'stratum' may refer to different layers of soil or rock beneath the surface of the earth, which can impact the design and construction of infrastructure projects.