eagle ray

Từ điển WordNet v3.1 - WordNet Dictionary

noun

powerful free-swimming tropical ray noted for 'soaring' by flapping winglike fins;
usually harmless but has venomous tissue near base of the tail as in stingrays
• Hypernyms:
ray
• Hyponyms:
spotted eagle ray, spotted ray, Aetobatus narinari, cownose ray, cow-nosed ray, Rhinoptera bonasus
• Member Holonyms:
Myliobatidae, family Myliobatidae