#rib support resembling the rib of an animal
supertype: #support.device any device that bears the weight of another thing; "there was no place to attach supports for a shelf"
subtype: #screw_thread the raised helical rib going around a screw
part of: #hull the frame or body of ship
part of: #vessel.craft__watercraft a craft designed for water transportation
part of: #umbrella a lightweight handheld collapsible canopy
part of: #wing.airfoil one of the horizontal airfoils on either side of the fuselage of an airplane
part of: #airplane__aeroplane__plane an aircraft that has a fixed wing and is powered by propellers or jets; "the flight was delayed due to trouble with the airplane"
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