Sirenia

Từ điển WordNet v3.1 - WordNet Dictionary

noun

an animal order including: manatees;
dugongs;
Steller's sea cow
• Syn:
order Sirenia
• Hypernyms:
animal order
• Member Holonyms:
Eutheria, subclass Eutheria
• Member Meronyms:
sea cow, sirenian mammal, sirenian, Trichechidae, family Trichechidae,
Dugongidae, family Dugongidae