extensor
[ik-sten-ser, -sawr]
- a muscle that serves to extend or straighten a part of the body.
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Origin of extensor
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for extensor
Historical Examples
They can be extended only by activity of the extensor muscles.
Extensor: that which extends or straightens out; applied to muscles.
Explanation of Terms Used in EntomologyJohn. B. Smith
The extensor tendons and the tendo Achillis are tense and prominent.
Surgery, with Special Reference to PodiatryMaximilian Stern
Diminution of the knee-jerks was noticed, with what seemed to be an extensor response.
Tics and Their TreatmentHenry Meigne
Velpeau advised division of the extensor muscles of the tongue.
PsychotherapyJames J. Walsh
extensor
- any muscle that stretches or extends an arm, leg, or other bodily partCompare flexor
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Word Origin
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
Word Origin and History for extensor
n.
1713, short for medical Latin musculus extensor, from Late Latin extensor "stretcher," agent noun from Latin extensus (see extend).
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Online Etymology Dictionary, © 2010 Douglas Harper
extensor
(ĭk-stĕn′sər)- A muscle that extends or straightens a limb or body part.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
extensor
[ĭk-stĕn′sər]
- A muscle that extends or straightens a limb or joint. Compare flexor.
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The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.