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coteau

noun
co·​teau | \ kȯˈtō, kōˈ-\
plural coteaux\ -​ˈtō(z) \

Definition of coteau

1 : a hilly upland including the divide between two valleys : divide
2 : the side of a valley

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History and Etymology for coteau

Canadian French, from French, slope of a hill, small hill, from Old French costel slope, diminutive of coste slope, side, rib

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