Definition

Adjective: - Lacking a pilot; operated without a human pilot on board: Describes a vehicle, especially an aircraft, that functions without a human operator physically present inside it to control it directly.

Usage

The adjective "pilotless" is used attributively (before a noun) to describe vehicles, typically aircraft or drones, that are designed to operate autonomously or via remote control without an onboard human pilot. - It specifies the absence of a pilot as a defining characteristic of the vehicle's operation.

Examples

• The military deployed pilotless surveillance aircraft over the area.
• Advances in technology have led to the development of pilotless cargo ships.
• A pilotless drone delivered the medical supplies to the remote village.

Advanced Usage

• "pilotless flight": Refers to the operation or capability of an aircraft flying without a pilot.
  • The company specializes in technology for pilotless flight.
• Used in technical and journalistic contexts to discuss automation, robotics, and unmanned systems in aviation, maritime, and space exploration.

Variants and Related Words

• Unmanned (adjective): A more common synonym, especially in compound terms like "unmanned aerial vehicle (UAV)".
• Drone (noun): A type of pilotless aircraft.
• Autonomous (adjective): Capable of performing tasks without external control; often used alongside "pilotless" to describe the level of self-guidance.
• Remote-controlled (adjective): Operated from a distance, which is one method for controlling a pilotless vehicle.

Synonyms

• Unmanned
• Driverless (typically for ground vehicles)
• Crewless

Antonyms

• Manned
• Crewed
• Piloted

Related Phrases/Compounds

• Pilotless aircraft: The most common compound, synonymous with "drone" or "unmanned aerial vehicle (UAV)".
• Pilotless vehicle: A broader term that can apply to land, sea, or air vehicles without an onboard human operator.

Adjective

1. lacking a pilot
   • a drone is a pilotless aircraft