biostratigraphy
[ bahy-oh-struh-tig-ruh-fee ]
/ ˌbaɪ oʊ strəˈtɪg rə fi /
noun
a branch of geology dealing with the differentiation of sedimentary rock units on the basis of the fossils they contain.
Nearby words
biospectroscopy, biospeleology, biosphere, biostatics, biostatistics, biostratigraphy, biostrome, biosurgery, biosynthesis, biosynthetic, biosystem
Origin of biostratigraphy
Related forms
bi·o·strat·i·graph·ic [bahy-oh-strat-i-graf-ik] /ˌbaɪ oʊˌstræt ɪˈgræf ɪk/, adjectiveDictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Science 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.
The American Heritage® Science Dictionary
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