amphibians

'amphibians'

[amphibian.n.01] as in: a flat-bottomed motor vehicle that can travel on land or water

'amphibians'

[amphibian.n.02] as in: an airplane designed to take off and land on water

'amphibians'

[amphibian.n.03] as in: cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form