Dictionary De - En
De - Es
De - Pt| English Dictionary: Portage group | by the DICT Development Group |
| 1 result for Portage group | |
| From Webster's Revised Unabridged Dictionary (1913) [web1913]: | |
|
Portage group \Por"tage group`\ [So called from the township of Portage in New York.] (Geol.) A subdivision of the Chemung period in American geology. See Chart of {Geology}. | |
