Found 2 items, similar to Mississippian.
English → English (WordNet) Definition: Mississippian Mississippian n 1: from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects [syn: Missippian period , Lower Carboniferous, Lower Carboniferous period ] 2: a resident of Mississippi
English → English (gcide) Definition: Mississippian Mississippian \Mississippian\ prop. n. 1. A geological period extending from from 310 million to 345 million years ago; it was associated with an increase of land areas, the presence of primitive ammonites, and emergence of winged insects; called also Missippian period and Lower Carboniferous period. Syn: Missippian period, Lower Carboniferous, Lower Carboniferous period. [WordNet 1.5] 2. A resident of Mississippi. [WordNet 1.5]