Definition of extensor
: a muscle serving to extend a bodily part (such as a limb)
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Recent Examples of extensor from the Web
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Injuries: Royals - LHP Scott Alexander (right hamstring), 3B Hunter Dozier (left oblique), LHP Brian Flynn (rig) and RHP Nate Karns (right extensor) are on the disabled list.
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1615
First Known Use of extensor
1615
Medical Dictionary
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