A member of the crew of a spaceship or other spacecraft that travels beyond Earth's atmosphere, or someone trained to serve that purpose.
An American space traveler, when contrasted against equivalent terms from other countries such as cosmonaut, taikonaut, spationaut, and vyomanaut.
A returnee who frequently flies back and forth between Hong Kong and their adopted home country.
A person who is in charge of the controls of an aircraft.
A person who steers a ship, a helmsman.
A pilot light.
A short plug, sometimes made interchangeable, at the end of a counterbore to guide the tool.
A guide book for maritime navigation.
A racing driver.
An instrument for detecting the compass error.
A person authorised to drive such a vehicle during an escort.
Something serving as a test or trial.
The heading or excavation of relatively small dimensions, first made in the driving of a larger tunnel.
A sample episode of a proposed TV series produced to decide if it should be made or not. If approved, typically the first episode of an actual TV series.
One who flies a kite.
A cowcatcher.
A person who knows well the depths and currents of a harbor or coastal area, who is hired by a vessel to help navigate the harbor or coast.
A guide or escort through an unknown or dangerous area.
A pilot vehicle.
Being a vehicle to warn other road users of the presence of an oversize vehicle/combination.
Used to control or activate another device.
Made or used as a test or demonstration of capability.
To guide (a vessel) through coastal waters.
To serve as the leading locomotive on a double-headed train.
To control (an aircraft or watercraft).
To test or have a preliminary trial of (an idea, a new product, etc.)