grebe

Từ điển WordNet v3.1 - WordNet Dictionary

noun

small compact-bodied almost completely aquatic bird that builds floating nests;
similar to loons but smaller and with lobate rather than webbed feet
• Hypernyms:
podicipitiform seabird
• Hyponyms:
great crested grebe, Podiceps cristatus, red-necked grebe, Podiceps grisegena, black-necked grebe,
black-necked grebe, Podiceps nigricollis, dabchick, little grebe, Podiceps ruficollis,
pied-billed grebe, Podilymbus podiceps
• Member Holonyms:
Podiceps, genus Podiceps