chronostratigraphy
noun
- the branch of stratigraphy concerned with the age of strata on an absolute scale (i.e. in terms of years)
Wiktionary
noun
Etymology: Etymology tree Ancient Greek χρόνος (khrónos)bor. English chrono- English stratigraphy English chronostratigraphy From chrono- + stratigraphy.
- The interpretation of geologic history by means of the determination of the ages, and time sequence of rock strata.