plural of co-pilot

plural of charter pilot

plural of pilot biscuit

Synonym of hardtack

(meteorology) A small unmanned balloon whose ascent is followed by a theodolite to obtain data for the computation of the speed and direction of winds in the upper air.

Britain standard spelling of copilot.

Britain standard spelling of copilot.

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

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.