amphibia

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the class of vertebrates that live on land but breed in water;
frogs;
toads;
newts;
salamanders;
caecilians
• Syn:
class Amphibia
• Derivationally related forms:
amphibious
• Hypernyms:
class
• Member Holonyms:
Vertebrata, subphylum Vertebrata, Craniata, subphylum Craniata
• Member Meronyms:
amphibian, Hynerpeton, genus Hynerpeton, genus Ichthyostega, Urodella,
order Urodella, Caudata, order Caudata, Salientia, order Salientia, Anura,
order Anura, Batrachia, order Batrachia, Gymnophiona, order Gymnophiona, Labyrinthodontia,
superorder Labyrinthodontia, Labyrinthodonta, superorder Labyrinthodonta, Stegocephalia, order Stegocephalia, tadpole,
polliwog, pollywog