■ noun a cylindrical device on which thread, film, magnetic tape, fishing line, etc. can be wound.
■ verb
1》 wind or be wound on to a ~.
2》 Computing send (data for printing or peripheral processing) to an intermediate store.
3》 ( ~ up ) increase the speed of rotation of a device to the working speed.
Origin
ME: shortening of OFr. espole or from Mid. Low Ger. spōle , of W. Gmc origin; sense 2 of the verb is an acronym from simultaneous peripheral operation online .