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River with the second-largest discharge volume in the New World, after the Amazon

Ross

I believe the answer is:

orinoco

(Other definitions for orinoco that I've seen before include "moves between South American banks" , "Common character" , "Venezuelan river; one of Wombles" , "River of South America" , "River, rising in Venezuela, forming part of its border with Colombia and flowing into the Atlantic" .)

I've seen this clue in The New York Times.
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