amphibian /æmˈfɪbijən/ noun plural amphibians
plural amphibians
Learner's definition of AMPHIBIAN
[count]
1
: an animal (such as a frog or toad) that can live both on land and in water两栖动物
2
: an airplane or vehicle that can be used both on land and water水陆两用飞机；水陆两用车