|n.||1.||A piece of cane or reed with a knot at each end, or a hollow cylinder of wood with a ridge at each end, used to wind thread or yarn upon.|
|v. t.||1.||To wind on a spool or spools.|
|Noun||1.||spool - a winder around which thread or tape or film or other flexible materials can be wound|
|Verb||1.||spool - transfer data intended for a peripheral device (usually a printer) into temporary storage|
|2.||spool - wind onto a spool or a reel|
|1.||(operating system)||SPOOL - Acronym for Simultaneous Peripheral Operation On-Line; but see also spool.|
|2.||(language)||Spool - An object-oriented logic programming language.|
["An Experience with a Prolog Based Language", K. Fukunaga et al, SIGPLAN Notices 21(11):224-231 (Nov 1986) (OOPSLA '86)].
|3.||(operating system)||spool - To send files to some device or program (a
"spooler" or demon) that puts them in a queue for later
processing of some kind. Without qualification, the spooler
is the "print spooler" controlling output of jobs to a
printer; but the term has been used in connection with other
peripherals (especially plotters and graphics devices) and
occasionally even for input devices.|
The term "SPOOL" has been attributed to IBM as an acronym for Simultaneous Peripheral Operation On-Line but it's widely thought to have been contrived for effect.