spool (n.) Look up spool at Dictionary.com
early 14c., "wheel for winding thread upon," from Old North French spole, espole "a spool" (13c.), from Middle Dutch spoele "a spool," from Proto-Germanic *spolon (cognates: Norwegian and Swedish spole, Old High German spuola, German Spule "a spool, bobbin"), from PIE root *spel- "to cleave, split" (see spoil (v.)).
spool (v.) Look up spool at Dictionary.com
c.1600, from spool (n.). Related: Spooled; spooling; spooler (1550s).