convertiplanes
/kənˈvɜrtəpleɪnz/
noun
- Aircraft that can take off and land vertically like a helicopter but fly forward like a conventional airplane, typically by tilting its rotors or wings.
- The military uses convertiplanes to transport troops quickly into remote areas without needing a runway.
- Engineers are designing new convertiplanes that are quieter and more fuel-efficient than older models.
- A convertiplane landed on the rooftop helipad, then flew off toward the airport.