coil, spiral, volute, whorl, helix -- (a structure consisting of something wound in a continuous series of loops; "a coil of rope")
coil, whorl, roll, curl, curlicue, ringlet, gyre, scroll -- (a round shape formed by a series of concentric circles (as formed by leaves or flower petals))
coil -- (a transformer that supplies high voltage to spark plugs in a gasoline engine)
coil -- (a contraceptive device placed inside a woman's womb)
coil -- (tubing that is wound in a spiral)
coil -- (reactor consisting of a spiral of insulated wire that introduces inductance into a circuit)
Overview of verb coil
The verb coil has 3 senses
gyrate, spiral, coil -- (to wind or move in a spiral course; "the muscles and nerves of his fine drawn body were coiling for action"; "black smoke coiling up into the sky"; "the young people gyrated on the dance floor")
handbuild, hand-build, coil -- (make without a potter's wheel; "This famous potter hand-builds all of her vessels")
coil, loop, curl -- (wind around something in coils or loops)