Hydrofoil Meaning

There are 2 meaning(s) for word Hydrofoil

Meaning 1 : a speedboat that is equipped with winglike structures that lift it so that it skims the water at high speeds

    Synonyms : hydroplane
Meaning 2 : a device consisting of a flat or curved piece (as a metal plate) so that its surface reacts to the water it is passing through

    Example : the fins of a fish act as hydrofoils

    Synonyms : foil