n.
Pronunciation: -tiks
Function: noun plural but singular in construction
Date: 1957
: a branch of mechanical and medical science that deals with the design and fitting of orthotics
– or · thot · ic \ -tik \ adjective
– or · tho · tist \ o ̇ r- ' thä-tist, ' o ̇ r-th ə -tist \ noun