Definition of extensor
: a muscle serving to extend a bodily part (such as a limb)
Recent Examples of extensor from the Web
The Angels later announced that Shoemaker experienced tightness in the extensor muscle of his right forearm.
The Angels announced that tightness was in Shoemaker’s extensor muscle, which is on top of the forearm.
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.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'extensor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of extensor
Learn More about extensor
Seen and Heard
What made you want to look up extensor? Please tell us where you read or heard it (including the quote, if possible).