extensor

[ ik-sten-ser, -sawr ]

nounAnatomy.

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

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Origin of extensor

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

Words Nearby extensor

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use extensor in a sentence

The wrist is also bent, causing structures like the wrist and finger extensor and flexor tendons to have to work harder under excess strain.
7 Moves to Combat Wrist Pain | jversteegh | August 8, 2021 | Outside Online
He differs from man in the figure of the deltoides, pronator, radi teres, et extensor pollicis brevii.
Buffon's Natural History. Volume IX (of 10) | Georges Louis Leclerc de Buffon
The term extensor in the name of this muscle does not refer to its function.
Variation in the Muscles and Nerves of the Leg in | E. Bruce Holmes
Velpeau advised division of the extensor muscles of the tongue.
Psychotherapy | James J. Walsh
In another (Elizabeth Alford) lepra affected the extensor surfaces of the thoracic and pelvic limbs.
On the Genesis of Species | St. George Mivart

The magnetic field cut off and he instantly raced his extensor motors to leap forward.
The Velvet Glove | Harry Harrison

British Dictionary definitions for extensor

extensor

/ (ɪkˈstɛnsə, -sɔː) /

noun

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

Origin of extensor

C18: from New Latin, from Latin extensus stretched out

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for extensor

extensor

[ ĭk-stĕn′sər ]

A muscle that extends or straightens a limb or joint. Compare flexor.

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