the GNU version of the Collaborative International Dictionary of English
n. The study of the geography of ancient times or ancient epochs.
The Century Dictionary and Cyclopedia
n. The study of the physical geography of past periods of the earth's history, founded as a distinct branch of geology by Canu in 1895, although the name had been employed before that date.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the study of the geography of ancient times or ancient epochs