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extractor

[ik-strak-ter]
noun
  1. a person or thing that extracts.
  2. (in a firearm or cannon) the mechanism that, after firing, pulls an empty or unfired cartridge or shell case out of the chamber and brings it into place for action by the ejector.
  3. a centrifuge for spinning wet laundry so as to remove excess water.
  4. Medicine/Medical, Dentistry. an instrument for drawing out, extracting, or pulling.
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Origin of extractor

First recorded in 1605–15; extract + -or2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for extractor

extractor

noun
  1. a person or thing that extracts
  2. an instrument for pulling something out or removing tight-fitting components
  3. a device for extracting liquid from a solid, esp a centrifugal dryer
  4. short for extractor fan
  5. a fitting in many firearms for removing spent cartridges from the chamber
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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

extractor in Medicine

extractor

(ĭk-străktər)
n.
  1. An instrument used for drawing or pulling out any natural part or foreign body.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.