Tra từ American merganser - Từ điển WordNet v3.1

Từ điển WordNet v3.1 - WordNet Dictionary

American merganser

noun

common North American diving duck considered a variety of the European goosander
• Syn:
Mergus merganser americanus
• Hypernyms:
merganser, fish duck, sawbill, sheldrake
• Member Holonyms:
Mergus, genus Mergus