ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun
1. : one that discovers a way ; especially : one that explores untraversed or unfrequented regions to mark out a new route : trailblazer
a pathfinder of the air
explore so many facets of human knowledge with so many scholars as pathfinders — Paul Fejos
the average man of today is too gregarious to be a pathfinder — Hamlin Garland
2. : an airplane that precedes the rest, locates the target, and marks it for the main force with flares, smoke bombs, or smoke rockets
3. : a parachutist who drops into a target area to set up signals for guidance