from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The study of the spatial and temporal distribution of fossil organisms, often interpolated with radiometric, geochemical, and paleoenvironmental information as a means of dating rock strata.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The study of the stratigraphic distribution of fossils
bio- + stratigraphy (Wiktionary)