cone pulley

noun

: a pulley in the form of a truncated cone : a series of pulleys forming a stepped cone or conoid that are used in pairs (as for varying the velocity ratios of shafts)

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