rudder

nouns

a hinged vertical airfoil mounted at the tail of an aircraft and used to make horizontal course changes
rudder
is a part of
the vertical airfoil in the tail assembly of an aircraft
vertical tail
is a type of (narrower)
a device that provides reactive force when in motion relative to the surrounding air; can lift or control a plane in flight
aerofoil, airfoil, control surface, surface
(nautical) steering mechanism consisting of a hinged vertical plate mounted at the stern of a vessel
rudder
is a part of
a craft designed for water transportation
vessel, watercraft
domain category
the work of a sailor
navigation, sailing, seafaring
is a type of (narrower)
a mechanism by which something is steered (especially a motor vehicle)
steering mechanism, steering system