[an error occurred while processing this directive]
filter
![[prev]](../gif/left.gif)
![[up]](../gif/up.gif)
![[next]](../gif/right.gif)
filter /n./ [orig. Unix, now also in MS-DOS] A
program that processes an input data stream into an output data
stream in some well-defined way, and does no I/O to anywhere else
except possibly on error conditions; one designed to be used as a
stage in a `pipeline' (see plumbing). Compare sponge.
Return to Cool Jargon of the Day