extensor

American  

[ik-sten-ser, -sawr] / ɪkˈstɛn sər, -sɔr /

noun

Anatomy.

1. a muscle that serves to extend or straighten a part of the body.

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extensor British  

/ ɪkˈstɛnsə, -sɔː /

noun

1. any muscle that stretches or extends an arm, leg, or other bodily part Compare flexor

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extensor Scientific  

/ ĭk-stĕn′sər /

1. A muscle that extends or straightens a limb or joint.

2. Compare flexor

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Etymology

Origin of extensor

1700–10; < New Latin, equivalent to Latin extend ( ere ) to extend + -tor -tor, with -dt- > -s-

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Compare meaning

How does extensor compare to similar and commonly confused words? Explore the most common comparisons:

• flexor vs. extensor

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Example Sentences

See Examples For:

extensor

The same approach makes it possible to control different finger movements that are selected with the simultaneous activation of both flexor and extensor muscle groups.

From Science Daily ● Dec. 5, 2023

Twins: RHP Jorge Alcala was placed on the 15-day injured list with a right forearm extensor muscle strain, retroactive to Monday.

From Washington Times ● May 17, 2023

He left with what the Red Sox said was right forearm extensor tightness.

From Seattle Times ● Jul. 8, 2022

The Angels later announced that Shoemaker experienced tightness in the extensor muscle of his right forearm.

From Los Angeles Times ● Jun. 14, 2017

The muscle is covered, except on its internal part and inferiorly, by a muscle with which we will occupy ourselves later on—that is, the common extensor of the toes.

From Artistic Anatomy of Animals by ?douard Cuyer

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