pilothouse

From pilot +‎ house.

pilothouse (plural pilothouses)

1. (nautical) A wheelhouse.
   • 1899, Joseph Conrad, chapter 2, in Heart of Darkness:

     The funnel projected through that roof, and in front of the funnel a small cabin built of light planks served for a pilot-house.

2. A yacht or other small vessel which has a wheelhouse.