hydrofoil

[ hahy-druh-foil ]

noun

1. Naval Architecture. a surface form creating a thrust against water in a direction perpendicular to the plane approximated by the surface.
2. Nautical.
   1. a winglike member having this form, designed to lift the hull of a moving vessel.
   2. a vessel equipped with hydrofoils.

hydrofoil

/ ˈhaɪdrəˌfɔɪl /

noun

1. a fast light vessel the hull of which is raised out of the water on one or more pairs of fixed vanes
2. any of these vanes

Word History and Origins

Origin of hydrofoil¹

First recorded in 1915–20; hydro- ¹ + foil ²

Example Sentences

If you can catch the hydrofoil out to Iki Island, it’s well worth it.

From Seattle Times

The company wants to build on lessons learned from the launch of their smaller electric hydrofoil leisure boat.

From Seattle Times

It achieves this with carbon fiber hydrofoil wings that lift the boat out of the water, reducing drag.

From Seattle Times

Globally, several hydrofoil electric passenger ferries are under design or actively being developed.

From Seattle Times

Artemis Technologies has announced plans for a fully electric hydrofoil ferry to operate in Northern Ireland between Belfast and nearby Bangor possibly as early as next year.

From Seattle Times