Stratum (disambiguation) From Wikipedia, the free encyclopedia Look up stratum in Wiktionary, the free dictionary. A stratum in geology is a layer of sedimentary rock or sediment. In archaeology, it is a layer of man-produced sediment of a certain age. Stratum may also refer to: Layer or stratum (archaeology): see Stratigraphy (archaeology) Stratum (linguistics), a language influencing or influenced through language contact Stratum (statistics), in stratified sampling, a homogeneous subgroup of members in the population Stratum, an element of a topologically stratified space Clock stratum, in a clock network, a hierarchical level reflecting the quality of a clock Stratum corneum, the outermost layer of the skin Stratum membranosum, the membranous layer Other uses Stratum, Netherlands, a city district of Eindhoven Stratum (album), a 2012 album by Drottnar Stratum (sculpture), a series of sculptures by Mikyoung Kim in Portland, Oregon, US See also Strata (disambiguation) Stratification (disambiguation) Stratus (disambiguation) Substrate (disambiguation) Superstrate Topics referred to by the same term This disambiguation page lists articles associated with the title Stratum.If an internal link led you here, you may wish to change the link to point directly to the intended article. Related Articles