Stratum (disambiguation)

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:

Science and technology

 * 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

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