Found 1 items, similar to Quadruplane.
English → English (gcide) Definition: Quadruplane Quadruplane \Quad"ru*plane\, n. [L. quadru- in comp. + E. plane.] An airplane with four superposed main supporting surfaces. Contrasted with triplane biplane and monoplane. They are now used only for hobbyist or historical activities. [Webster 1913 Suppl. +PJC]