medina : Idioms & Phrases

Index


medina epoch

Me*di"na ep"och
Etymology
From Medina in New York.
Definitions
  1. (Geol.) A subdivision of the Niagara period in the American upper Silurian, characterized by the formations known as the Oneida conglomerate, and the Medina sandstone. See the Chart of Geology.
Webster 1913