|a bone in the human leg extending from the pelvis to the knee, that is the longest, largest, and strongest in the body; thighbone.|
|of or pertaining to the throat or neck.|
orthosis or·tho·sis (ôr-thō'sĭs)
n. pl. or·tho·ses (-sēz)
An external orthopedic appliance that prevents or assists the movement of the spine or limbs.