biostratigraphy

[ bahy-oh-struh-tig-ruh-fee ]

/ ˌbaɪ oʊ strəˈtɪg rə fi /

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noun

a branch of geology dealing with the differentiation of sedimentary rock units on the basis of the fossils they contain.

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Origin of biostratigraphy

bio- + stratigraphy

OTHER WORDS FROM biostratigraphy

bi·o·strat·i·graph·ic

[bahy-oh-strat-i-graf-ik], /ˌbaɪ oʊˌstræt ɪˈgræf ɪk/, adjective

Words nearby biostratigraphy

biospectroscopy, biospeleology, biosphere, biostatics, biostatistics, biostratigraphy, biostrome, biosurgery, biosynthesis, biosynthetic, biosystem

Scientific definitions for biostratigraphy

biostratigraphy

[ bī′ō-strə-tĭg′rə-fē ]

The study and categorization of rock strata based on their fossil content and distribution. Biostratigraphic data are often considered together with radiometric and paleoenvironmental data as a means of dating rock strata. Compare lithostratigraphy.