screw machine

noun

: a form of turret lathe usually having a hollow spindle through which a bar can be fed to be machined into bolts, studs, and other screws or any small repetition work (as handles or spindles)

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