extractor

Noun

• Any of various mechanical devices that extract a component from others.
• An apparatus that uses a solvent to remove soluble substances from a mixture.
• A centrifugal drying machine.
• A part of the bolt that removes a cartridge from the chamber.
• A particular kind of bipartite graph.
• 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.