Bobbin
A bobbin is a spindle or cylinder, with or without flanges, on which wire, yarn, thread or film is wound. Bobbins are typically found in sewing machines, cameras, and within electronic equipment. In non-electrical applications the bobbin is used for tidy storage without tangles.
In electrical applications, a coil of wire carrying a current will create a magnetic field. This effect is used in solenoids.
Spool (noun)
A device around which thread, wire or cable is wound, especially a cylinder or spindle.
Spool (noun)
A temporary storage area for electronic mail, etc.
Spool (noun)
A small swimming pool that can be used also as a spa.
Spool (verb)
To wind on a spool or spools.
Spool (verb)
To send files to a device or a program (a spooler or a daemon that puts them in a queue for processing at a later time).
Bobbin (noun)
A spool or cylinder around which wire is coiled.
Bobbin (noun)
In a sewing machine, the small spool that holds the lower thread.
“Wind the bobbin, place it in the machine, and raise the thread.”
Bobbin (noun)
The little rounded piece of wood at the end of a latch string, which is pulled to raise the latch.
Bobbin (noun)
A fine cord or narrow braid.