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Definition of American merganser
1. Noun. Common North American diving duck considered a variety of the European goosander. 
Exact synonyms: Mergus Merganser Americanus
Group relationships: Genus Mergus, Mergus
Generic synonyms: Fish Duck, Merganser, Sawbill, Sheldrake
Group relationships: Genus Mergus, Mergus
Generic synonyms: Fish Duck, Merganser, Sawbill, Sheldrake



