re tractor


a person or thing that retracts.
Anatomy. a muscle that retracts an organ or protruded part.
Surgery. an instrument or appliance for drawing back an impeding part, as the edge of an incision.
a mechanism, device, or the like that regulates retraction: to adjust the retractor on a seat belt.

1830–40; retract1 + -or2 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
retractor (rɪˈtræktə)
1.  anatomy any of various muscles that retract an organ or part
2.  surgery an instrument for holding back the edges of a surgical incision or organ or part
3.  a person or thing that retracts

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

retractor re·trac·tor (rĭ-trāk'tər)

  1. A surgical instrument used to hold back organs or the edges of an incision.

  2. A muscle, such as a flexor, that retracts an organ or a part.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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