amphibiousness
/æmˈfɪbiəsnəs/
noun
- The quality or state of being able to function or exist both on land and in water.
- Engineers tested the amphibiousness of the new boat-car hybrid.
- The amphibiousness of the vehicle made it perfect for the rescue mission.
- Frogs are known for their amphibiousness, living both in ponds and on land.