A strut is a structural component commonly found in engineering, aeronautics, architecture and anatomy. Struts generally work by resisting longitudinal compression, but they may also serve in tension.
Struts on the undercarriage, wings and tailplane of an Antonov An-2 biplane
ORI strut, off-road application of strut
Strut bar
Compression strut on Piper Pawnee (low-wing aircraft)
The clavicle, collarbone, or keybone is a slender, S-shaped long bone approximately 15 centimetres long that serves as a strut between the shoulder blade and the sternum. There are two clavicles, one
Strut
…struts are braces for holding compressive forces apart, while stays are braces for keeping stretching forces together. Part of the functionality of the clavicle is to serve as a strut between the scapula and sternum, resisting forces that would otherwise bring the upper limb close to the thorax. Keeping the…