Illustration of hydrofoil
- hydrofoil 2
hydrofoil
noun
hy·dro·foil
ˈhī-drə-ˌfȯi(-ə)l 
1
: a body similar to an airfoil but designed for action in or on water
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
Examples of hydrofoil in a Sentence
Recent Examples on the Web
But a hydrofoil system can pull the seaglider up out of the water for a low-drag, high-efficiency path to takeoff, and the ground effect can radically boost range during flight.
—
New Atlas, 9 Sep. 2024
Flashy gold hydrofoils, a 27-knot top speed, and a record-breaking range of 420 nautical miles (with DC charging) are all part of the $450,000 package.
—Julia Zaltzman, Robb Report, 8 Aug. 2024
Another €25 million is earmarked for the construction of a prototype self-driving boat, 12 meters long, that rides on hydrofoils (i.e., with the hull out of the water).
—Luca Zorloni, WIRED, 26 July 2024
When the wind blows, a hydrofoil underneath lifts you out of the water.
—Cindy Kuzma, SELF, 25 July 2024
See all Example Sentences for hydrofoil 
New Atlas, 9 Sep. 2024
Flashy gold hydrofoils, a 27-knot top speed, and a record-breaking range of 420 nautical miles (with DC charging) are all part of the $450,000 package.
—Julia Zaltzman, Robb Report, 8 Aug. 2024
Another €25 million is earmarked for the construction of a prototype self-driving boat, 12 meters long, that rides on hydrofoils (i.e., with the hull out of the water).
—Luca Zorloni, WIRED, 26 July 2024
When the wind blows, a hydrofoil underneath lifts you out of the water.
—Cindy Kuzma, SELF, 25 July 2024
See all Example Sentences for hydrofoil
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hydrofoil.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Hydrofoil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydrofoil. Accessed 22 Oct. 2024.
Copy CitationKids Definition
hydrofoil
noun
hy·dro·foil
ˈhī-drə-ˌfȯil
: a boat that has fins attached to the bottom by braces for lifting the hull clear of the water to allow faster speeds
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