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hydrofoil
(hī′drə fo̵il′)
noun
- any of the winglike structures attached to the hull of some watercraft: at a certain speed the hull is lifted above the water and the craft skims along on the hydrofoils at great speeds
- a craft with hydrofoils
Origin: hydro- + (air)foil
See hydrofoil in American Heritage Dictionary 4
noun
- A winglike structure attached to the hull of a boat that raises all or part of the hull out of the water when the boat is moving forward, thus reducing drag.
- A boat equipped with hydrofoils. Also called hydroplane.
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