from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Of or relating to the state or residents of Mississippi or the Mississippi River.
- adj. Of or belonging to the geologic time, system of rocks, or sedimentary deposits of the fifth period of the Paleozoic Era, characterized by the submergence of extensive land areas under shallow seas. See Table at geologic time.
- n. A native or resident of Mississippi.
- n. The Mississippian Period. Also called Lower Carboniferous.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Of a geologic epoch within the Carboniferous period from about 359 to 318 million years ago; marked by glaciation and the appearance of the first trees.
- adj. Of, or pertaining to, Mississippi or its culture.
- proper n. The Mississippian epoch.
- n. An inhabitant or a resident of the state of Mississippi.
from the GNU version of the Collaborative International Dictionary of English
- proper n. 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.
- proper n. A resident of Mississippi.
from The Century Dictionary and Cyclopedia
- Of or pertaining to the State of Mississippi or the river Mississippi.
- n. A native or an inhabitant of Mississippi, one of the Gulf States of the United States.
- n. In the scheme of classification and nomenclature of the rocks adopted by the United States Geological Survey, the purely marine sedimentation of the early or Lower Carboniferous rocks of the interior or Mississippi basin.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. from 345 million to 310 million years ago; increase of land areas; primitive ammonites; winged insects
- n. a native or resident of Mississippi
Mississippi + -an (Wiktionary)