EXTRACTOR

Pronunciation (US):

(GB):

 Dictionary entry overview: What does extractor mean? 

• EXTRACTOR (noun)
  The noun EXTRACTOR has 3 senses:

1. an instrument for extracting tight-fitting components

2. an apparatus that uses centrifugal force to separate particles from a suspension

3. a mechanism in a firearm that pulls an empty shell case out of the chamber and passes it to the ejector

  Familiarity information: EXTRACTOR used as a noun is uncommon.

 Dictionary entry details 

• EXTRACTOR (noun)

Sense 1

Meaning:

An instrument for extracting tight-fitting components

Classified under:

Nouns denoting man-made objects

Hypernyms ("extractor" is a kind of...):

instrument (a device that requires skill for proper use)

Hyponyms (each of the following is a kind of "extractor"):

forceps (an extractor consisting of a pair of pincers used in medical treatment (especially for the delivery of babies))

Derivation:

extract (remove, usually with some force or effort; also used in an abstract sense)

Sense 2

Meaning:

An apparatus that uses centrifugal force to separate particles from a suspension

Classified under:

Nouns denoting man-made objects

Synonyms:

centrifuge; extractor; separator

Hypernyms ("extractor" is a kind of...):

apparatus; setup (equipment designed to serve a specific function)

Hyponyms (each of the following is a kind of "extractor"):

haematocrit; hematocrit (a measuring instrument to determine (usually by centrifugation) the relative amounts of corpuscles and plasma in the blood)

ultracentrifuge (a high speed centrifuge used to determine the relative molecular masses of large molecules in high polymers and proteins)

Sense 3

Meaning:

A mechanism in a firearm that pulls an empty shell case out of the chamber and passes it to the ejector

Classified under:

Nouns denoting man-made objects

Synonyms:

cartridge extractor; cartridge remover; extractor

Hypernyms ("extractor" is a kind of...):

mechanism (device consisting of a piece of machinery; has moving parts that perform some function)

Holonyms ("extractor" is a part of...):

gun (a weapon that discharges a missile at high velocity (especially from a metal tube or barrel))

 Context examples 

In image processing, a piece of information which is relevant for solving the computational task related to a certain application, either specific structures in the image itself (e.g., simple structures such as points or edges to more complex structures such as objects) or the result of a general neighborhood operation (feature extractor or feature detector) applied to the image.

(Image Feature, NCI Thesaurus)