amphibian
nounmasculine/ɐ̃.ˈfi.bi.u/medium
an·fi·bi·o
Definition
A cold-blooded vertebrate animal of a class that includes frogs, toads, newts, and salamanders, typically having an aquatic larval stage followed by a terrestrial adult stage.
Frogs and toads are both types of amphibian.
Amphibian populations are declining worldwide.
Common collocations
amphibian speciesaquatic amphibian
Etymology
Do grego 'amphíbios' (que vive em dois meios), através do latim 'amphibius'.