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helicopter 
Aircraft whose lift agent is a rotor on a vertical axle.
antenna
Antenna that receives and transmits radio signals to communicate with the control tower or another aircraft.
control stick
Lever for changing the rotor’s tilt; it is used to steer the helicopter.
landing window
Window by the pilot’s feet for seeing the ground when landing.
landing light
Spotlight that is aimed at the ground for landing at night.
skid
Tube on which the helicopter lands and rests.
cabin
Compartment where the passengers ride.
boarding step
Step attached to the fuselage for boarding the helicopter.
fuel tank
Reservoir for the helicopter’s fuel.
baggage compartment
Compartment for storing luggage.
exhaust pipe
Opening through which the exhaust gases are evacuated.
position light
Light visible from afar that signals the helicopter’s presence.
tail skid
Support attached to the tail end of the boom that protects it and the anti-torque tail rotor in the event of a landing with the nose up.
flight deck
Compartment that contains navigation equipment; the pilot operates the helicopter from here.
rotor head
Rotating mechanism that transmits the required power and angle.
rotor blade
Long streamlined part of the main rotor that, depending on its angle, lifts and propels the helicopter.
sleeve
Part of the hub to which the blades are attached.
rotor hub
Center part of the rotor head that connects the driveshaft to the blades.
drive shaft
Part driven by the engine that transmits its rotational movement to the hub.
tail boom
Long part of the helicopter’s frame that contains a propeller shaft and supports the rear rotor, fin and stabilizers.
horizontal stabilizer
Horizontal wing mounted on the tail boom to stabilize the helicopter’s horizontal movement.
fin
Fixed vertical part mounted on the tail boom to keep the helicopter flying straight.
anti-torque tail rotor
Rotor on a horizontal axle that prevents the helicopter from spinning due to the effect of the main rotor.
air inlet
Opening through which air enters to supply the helicopter’s engine.
