Definitions

1. adjective

Having or relating to the possession of both gills for breathing underwater and air-breathing organs.

“Some species of amphibians are amphipodal, meaning they can live in both water and on land.”

2. noun

A member of a suborder of malacostracan crustaceans, such as crabs and shrimps, that have a pair of book lungs.

“The amphipodal population in the river is thriving due to the presence of aquatic plants.”