stratigraphy(redirected from stratigraphical)
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Related to stratigraphical: stratigraphic unit
The study of rock strata, especially the distribution, deposition, and age of sedimentary rocks.
strat′i·graph′ic (străt′ĭ-grăf′ĭk), strat′i·graph′i·cal (-ĭ-kəl) adj.
1. (Geological Science) the study of the composition, relative positions, etc, of rock strata in order to determine their geological history
2. (Archaeology) archaeol a vertical section through the earth showing the relative positions of the human artefacts and therefore the chronology of successive levels of occupation
stratigrapher, stratigraphist n
stratigraphic, ˌstratiˈgraphical adj
stra•tig•ra•phy(strəˈtɪg rə fi)
a branch of geology dealing with the classification, nomenclature, correlation, and interpretation of stratified rocks.
strat•i•graph•ic (ˌstræt ɪˈgræf ɪk) adj.
the branch of geology that studies the classification, correlation, and interpretation of stratified rocks. — stratigrapher, n. — stratigraphic, stratigraphical, adj.See also: Geology
1. The study of the composition and relative positions of rock strata.
2. A section cut vertically in the ground and used, by examining the different layers, to determine the chronology of human artifacts or settlement remains that are found buried.
3. The study of stratified (layered) rocks.