[{"Bold_text": "noun", "List Items": ["a seaplane.", "an attachment to an airplane enabling it to glide on the water.", "a light, high-powered boat, especially one with hydrofoils or a stepped bottom, designed to plane along the surface of the water at very high speeds.", "a horizontal rudder for submerging or elevating a submarine."]}, {"Bold_text": "verb (used without object)", "List Items": ["to skim over water in the manner of a hydroplane.", "to travel in a hydroplane.", "Also (of a vehicular tire or vehicle) to ride on a film of water on a wet surface with a resulting decrease in braking and steering effectiveness."]}]