winding; coil winding
Technical term for the wire winding of a coil, armature, or similar electrical component.
The motor winding is broken.
The winding of this transformer is made of copper wire.
field winding
Standard kanji spelling for coil winding.
Variant kanji form using 捲 (to roll/wind); less common than 巻線.
Compound of 巻 (まき, 'winding') + 線 (せん, 'wire/line').