the study or character of stratified rocks based solely on their physical and petrographic features.

Origin of lithostratigraphy

First recorded in 1955–60; litho- + stratigraphy
Related formslith·o·strat·i·graph·ic [lith-oh-strat-i-graf-ik] /ˌlɪθ oʊˌstræt ɪˈgræf ɪk/, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

lithostratigraphy in Science



The scientific study and categorization of rock strata based on their lithology (color, texture, and composition). Compare biostratigraphy.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.