River that formed an extension of the Mason-Dixon line Crossword Clue
4 letters · New York Times · Sunday, September 16, 2018 · 22-Across
Appeared in 1 New York Times Crossword: Sunday, September 16, 2018.
Exact puzzle match · New York Times · September 16, 2018 · 22-Across · 4 letters
OHIO0 of 4 letters revealed
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What does this clue mean?
a river that is formed in western Pennsylvania and flows westward to become a tributary of the Mississippi River
noun
WordNet® (Princeton University)
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