pilot
n//ˈpaɪ.lət//pilot, styrman, lots, pilotavsnitt
A person who steers a ship, a helmsman.
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.
(television) 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.