shading coil

noun

: a short-circuited coil surrounding part of the pole of an alternating-current magnet to reduce the magnetic flux in that part by currents induced in the coil and used to make single-phase motors self-starting

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now