Hydrofoil

Pronunciation

• Aus IPA: /ˈhÉ‘eËŒdrəʉ.foɪl/
• US IPA: /ˈhaɪˌdroÊŠ.foɪl/

Origin

- + foil

Full definition of hydrofoil

Noun

1. (nautical) A wing attached to the hull of a ship that raises it out of the water when travelling at speed and thus reduces drag.
2. (nautical) A vessel equipped with such a device.