BACK TO monoplane

monoplane vs. biplane

[ mon-uh-pleyn ]
noun
  1. an airplane with one main sustaining surface or one set of wings.
  2. a planing craft the bottom of which is in an unbroken fore-and-aft line.
[ bahy-pleyn ]
noun
  1. an airplane with two sets of wings, one above and usually slightly forward of the other.