centerless grinder

noun

cen·​ter·​less grinder

ˈsentə(r)lə̇s-

: a grinder for production of cylindrical work in which centers are replaced by a work-supporting member and two abrasive wheels one of which grinds work while the other regulates the speed of its rotation

centerless grinding noun

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