hydrofoil Hear it!

hydrofoil definition

hydro·foil (hī′drə fo̵il′)

noun

  1. 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
  2. a craft with hydrofoils

Etymology: hydro- + (air)foil

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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