Definition of "coil" []

• A series of connected spirals or concentric rings formed by gathering or winding: a coil of rope; long coils of hair. (noun)
• An individual spiral or ring within such a series. (noun)
• A spiral pipe or series of spiral pipes, as in a radiator. (noun)
• Electricity A wound spiral of two or more turns of insulated wire, used to introduce inductance into a circuit. (noun)
• Electricity Any of various devices of which such a spiral is the major component. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Twist the object beyond recognition along the X - or Y-axis, or make the title coil out towards you along the Z - axis."
• "Please note as my friend Farrah did that the Tesla coil is surrounded by a Faraday cage."
• "The pickup coil is placed under, or near, any transformer-type telephone without being in physical contact with it."