Webster's Revised Unabridged Dictionary · 1913

Pilotage

Pilotage , noun

[Compare French pilotage.]

1.
The pilot's skill or knowledge, as of coasts, rocks, bars, and channels. [Obsolete] — Sir W. Raleigh
2.
The compensation made or allowed to a pilot.
3.
Guidance, as by a pilot. — Sir W. Scott