Illinoian
Americannoun
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Geology. the third stage of the glaciation of North America during the Pleistocene.
adjective
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Geology. of or relating to the Illinoian stage.
Etymology
Origin of Illinoian
An Americanism dating back to 1825–35; Illinoi(s) + -an
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Wondering if, for no good reason I started thinking about Sears and Roebuck or Shake ’n Bake, would it be because some Illinoian had thought it two days ago.
From "The Help" by Kathryn Stockett
Most of these are named, nearly always awkwardly, after places: Illinoian, Desmoinesian, Croixian, Kimmeridgian, and so on in like vein.
From "A Short History of Nearly Everything" by Bill Bryson
The ancient channel which it held along the Illinoian ice front has been traced through southeastern Iowa for many miles.
From The Elements of Geology by Norton, William Harmon
Approximate southern boundary of Illinoian glaciation marked by heavy line.
From Speciation of the Wandering Shrew by Findley, James S.
In the Illinoian stage the Labrador ice field stretched from Hudson Straits nearly to the Ohio River in Illinois.
From The Elements of Geology by Norton, William Harmon
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
