porpoise

Từ điển Oxford Learners Wordfinder Dictionary

noun

any of several small gregarious cetacean mammals having a blunt snout and many teeth
• Hypernyms:
dolphin
• Hyponyms:
harbor porpoise, herring hog, Phocoena phocoena, vaquita, Phocoena sinus
• Member Holonyms:
Phocoena, genus Phocoena