amphibia

plural noun
am·phib·ia | \am-ˈfi-bē-ə \

Definition of amphibia 

First Known Use of amphibia

1607, in the meaning defined above

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The first known use of amphibia was in 1607

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Amphibia

noun plural
Am·phib·ia | \am-ˈfib-ē-ə \

Medical Definition of Amphibia 

1 : a class of subphylum Vertebrata comprising forms (as the frogs, toads, newts, and salamanders) that are intermediate in many respects between fishes and reptiles, are cold-blooded with nucleated red blood cells and a 3-chambered heart, and that have gilled aquatic larvae and air-breathing adults

2 : the members of the class Amphibia

Other Words from amphibia

amphibian \-ē-ən \ noun or adjective

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