or·thot·ic 
(ôr-thŏtĭk)
(ôr-thŏtĭk)n.
An orthopedic appliance designed to straighten or support a body part.
adj.
Of or relating to orthotics.
[From New Latin orthōsis, orthōt-, artificial support, brace, from Greek, a straightening, from orthoun, to straighten, from orthos, straight.]