Here you will find one or more explanations in English for the word Hydroplanes.
Also in the bottom left of the page several parts of wikipedia pages related to the word Hydroplanes and, of course, Hydroplanes synonyms and on the right images related to the word Hydroplanes.
HydroplaneHydroplane Hy"dro*plane, v. i.
Of a boat, to plane (see Plane, below). Hydroplane
Hydroplane Hy"dro*plane, n. [Pref. hydro-, 1 + plane.]
1. A plane, or any of a number of planes, projecting from the
hull of a submarine boat, which by being elevated or
depressed cause the boat, when going ahead, to sink or
rise, after the manner of an a["e]roplane.
2. A projecting plane or fin on a gliding boat to lift the
moving boat on top of the water; also, a gliding boat.
Meaning of Hydroplanes from wikipedia