from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The study of rock strata, especially the distribution, deposition, and age of sedimentary rocks.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The study of rock layers and the layering process (stratification).
  • n. the layering of deposits, with newer remains overlaying older ones, forming a chronology of the site.

from the GNU version of the Collaborative International Dictionary of English

  • n. That branch of geology which treats of the arrangement and succession of strata.

from The Century Dictionary and Cyclopedia

  • n. In geology, order and position of the stratified groups; all that part of geological science which is not specially theoretical or paleontological; general descriptive geology.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the branch of geology that studies the arrangement and succession of strata


Sorry, no etymologies found.


Wordnik is becoming a not-for-profit! Read our announcement here.


Log in or sign up to get involved in the conversation. It's quick and easy.