Definition of "extractor"

Any of various mechanical devices that extract a component from others.

1. A machine for clearing combs of honey.  examples

2. A device for rendering wax.  examples

(chemistry) An apparatus that uses a solvent to remove soluble substances from a mixture.  examples

A centrifugal drying machine.  examples

(in a gun) A part of the bolt that removes a cartridge from the chamber.  examples

(graph theory) A particular kind of bipartite graph.  examples

A function which, being applied to output from a weakly random entropy source, together with a short, uniformly random seed, generates a highly random output that appears independent from the source and uniformly distributed.  examples