a cylindrical device which has a rim or ridge at each end and an axial hole for a pin or spindle and on which material (such as thread, wire, or tape) is wound
spool
noun(spool)
material or the amount of material wound on a spool
spool
verb(spool)
to wind on a spool
spool
verb(spool)
wind
spool
verb(spool)
to regulate the transmission of by means of a spooler