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Definitions

hydrofoil

[hahy-druh-foil] / ˈhaɪ drəˌfɔɪl /
NOUN
racing boat
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The company has developed a hydrofoil system that lifts boats completely out of the water, cutting drag and reducing overall energy consumption by up to 80% versus conventional ships.

From The Wall Street Journal • Mar. 18, 2026

The P-12 ferry uses a hydrofoil system to lift boats, cutting drag and reducing energy consumption by up to 80%.

From The Wall Street Journal • Mar. 18, 2026

For the next six days, Candela intends to showcase its pioneering hydrofoil technology in the U.S.

From Washington Times • Oct. 9, 2023

He said N’jai was also big into “kitefoiling” — or kiteboarding with the addition of a hydrofoil under the board, which lifts the board out of the water.

From Los Angeles Times • Oct. 6, 2023

Inside, the hydrofoil gearings for the Pole Star sat in red dimness, clicking gears and whirring automation mechanicals for the sails and hydrofoils and parasail reels.

From "Ship Breaker" by Paolo Bacigalupi