Illinoian

Illinoian

[il-uh-noi-uhn]
noun
1.
Geology. the third stage of the glaciation of North America during the Pleistocene.
adjective
3.
Geology. of or pertaining to the Illinoian stage.

Origin:
1825–35, Americanism; Illinoi(s) + -an

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World English Dictionary
Illinoisan, Illinoian or Illinoisian (ˌɪlɪˈnɔɪən, ˌɪlɪˈnɔɪzɪən)
 
n
1.  a native or inhabitant of Illinois
 
adj
2.  of or relating to Illinois or its inhabitants
 
Illinoian, Illinoian or Illinoisian
 
n
 
adj
 
Illinoisian, Illinoian or Illinoisian
 
n
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
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