Home US English quadruplane

Definition of quadruplane in English:

quadruplane

Pronunciation /ˈkwɒdrʊpleɪn/

noun

(also quadriplane)

  • 1Mathematics
    A structure consisting of four rigid plane pieces, each in the form of a right-angled V, hinged end to end to form a closed chain.

  • 2Aeronautics
    historical An aeroplane with four sets of wings, one above another.

Origin

Late 19th century; earliest use found in James Joseph Sylvester (1814–1897), mathematician. From quadru- + plane.