What is stratum?

stratum is one of Latin legal terms, literally translated to ‘a covering, from neuter past participle of sternere, to spread’. Definition and use: 1) In property law, condominiums has said to occupy stratum many stories about the ground. 2) Stratum can also be a societial level made up of individuals with similar status of social, cultural or economic nature. 3) Stratum can refer to classification in an organized system along the lines of layers, levels, divisions, or similar grouping.


source: Wikpedia