[ From Medina in New York. ] (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. [ 1913 Webster ]
peop. n. A genus of tropical Old World ornamental evergreen shrubs having fleshy leaves and large panicles of white pink flowers. Syn. -- genus Medinilla. [ WordNet 1.5 ]