hydrofoil

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noun hy·dro·foil \ˈhī-drə-ˌfȯi(-ə)l\

Definition of hydrofoil

  1. 1 :  a body similar to an airfoil but designed for action in or on water

  2. 2 :  a motorboat that has metal plates or fins attached by struts fore and aft for lifting the hull clear of the water as speed is attained

1919

First Known Use of hydrofoil

1919


HYDROFOIL Defined for English Language Learners

hydrofoil

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noun hy·dro·foil \ˈhī-drə-ˌfȯi(-ə)l\

Definition of hydrofoil for English Language Learners

  • : a very fast boat that rises partly out of the water when moving at high speeds


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