Bi"plane (?), n. [Pref. bi- +
plane.] (Aëronautics) An aëroplane with
two main supporting surfaces one above the other.
Bi"plane, a. (Aëronautics)
Having, or consisting of, two superposed planes, aërocurves,
or the like; of or pertaining to a biplane; as, a biplane
rudder.
Bi"plane (?), n. [Pref. bi- +
plane.] (Aëronautics) An aëroplane with
two main supporting surfaces one above the other.
Bi"plane, a. (Aëronautics)
Having, or consisting of, two superposed planes, aërocurves,
or the like; of or pertaining to a biplane; as, a biplane
rudder.