noun
- aircraft with a single pair of wings
Usage: aviation; plural of monoplane
Examples
- The museum displayed several vintage monoplanes from the 1930s.
- Modern commercial aircraft are all monoplanes.
- Early monoplanes were considered less stable than biplanes.
- The pilot preferred flying monoplanes for their speed and efficiency.
- Military monoplanes dominated aviation by World War II.
- These monoplanes could reach higher speeds than their biplane predecessors.