hydroplane
noun
1. an airplane that can land on or take off from water
- the designer of marine aircraft demonstrated his newest hydroplane
Similar word(s): seaplane
Definition categories: man–made, aeroplane, airplane, plane
2. a speedboat that is equipped with winglike structures that lift it so that it skims the water at high speeds
- the museum houses a replica of the jet hydroplane that broke the record
Similar word(s): hydrofoil
Definition categories: man–made, speedboat