reel
any cylindrical peice or device on wich something is wound.
verb - wound as in "I wound the thread around the spool." noun - wound as in "His wound needs dressing."
A capstan is a spool around which ropes are wound while lifting weights.
The word "spool" can function as a noun or a verb. It is a noun when referring to the object that holds thread, wire, or film, and a verb when describing the act of winding or unwinding thread onto a spool.
A homograph for "wound" is "wound," which can refer to being injured or can also mean winding something up (like a clock).
nucleosomes
cell cycle
To change the spool on a Weedeater Electralite 9, first, turn off the trimmer and disconnect it from the power source. Press the tabs on the spool cover to release it, then remove the old spool. Install the new spool by threading the line through the eyelets and securing it in place, then reattach the spool cover. Finally, ensure the line is properly wound and ready for use.
Such a structure is called a Nucleosome
a spoolcase is something that you use in sewing or when you sew you put the spool into a spoolcase but you must make sure the spool is filled up with thread then you can start sewing only if you have a long piece of thread in the spool!!
it means to make something more painfull
Wound. As in you wound something around (coiled), or you received a wound (an injury.)