Britain standard spelling of copilot.

A marine fish, Naucrates ductor, that often follows large vessels and sharks.

(slang) A clergyman, especially a military chaplain or padre.

A pilot trained in using and assigned to pilot a fighter plane.

A narrow hole drilled or punched into a surface, to facilitate the insertion of a wider screw, nail, drill bit, or other boring tool.

A proof of concept; an initial prototype.

A small-scale chemical engineering facility designed to research the full-scale production of a product.

Either of two species of whale in the genus Globicephala, dark grey in colour.

A pilot available for hire to fly, typically over short routes in light aircraft

(chiefly Canada, Australia, New Guinea) A pilot who flies small aircraft to and from remote locations, over expanses of relatively unpopulated territory.