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su·pi·na·tor | \ ˈsü-pə-ˌnā-tər 
\
\Definition of supinator
: a muscle that produces the motion of supination
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More Definitions for supinator
supinator
nounsu·pi·na·tor | \ ˈsü-pə-ˌnāt-ər \
\Medical Definition of supinator
: a muscle that produces the motion of supination specifically : a deeply situated muscle of the forearm that arises in two layers from the lateral epicondyle of the humerus and adjacent parts of the ligaments and bones of the elbow and that passes over the head of the radius to insert into its neck and the lateral surface of its shaft
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Time Traveler for supinator
The first known use of supinator was in 1615
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