electric ray

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any sluggish bottom-dwelling ray of the order Torpediniformes having a rounded body and electric organs on each side of the head capable of emitting strong electric discharges
• Syn:
crampfish, numbfish, torpedo
• Hypernyms:
ray
• Member Holonyms:
Torpedinidae, family Torpedinidae