The Antoinette IV was an early French monoplane.
Antoinette IV
A monoplane is a fixed-wing aircraft configuration with a single mainplane, in contrast to a biplane or other types of multiplanes, which have multiple planes.
Low wing on a Supermarine Spitfire
Mid wing on a de Havilland Vampire T11
High wing on a de Havilland Canada Dash 8
Parasol wing on R.J. Mitchell's 1930 Supermarine Air Yacht