screw thread

noun

1. Also called worm. the helical ridge of a screw.
2. a full turn of the helical ridge of a screw.

screw thread

noun

1. the helical ridge on a screw formed by a die or lathe tool

Word History and Origins

Origin of screw thread¹

First recorded in 1805–15

Example Sentences

The gun, therefore, has formed in its bore a very slow screw-thread called "rifling," from a French word meaning a screw.

From Project Gutenberg

The two heads are four inches in length, one inch of which is provided with a screw thread.

From Project Gutenberg

The fracture usually took place just at the point where the screw-thread terminated.

From Project Gutenberg

On probes for wrapping round with wool we frequently raise a screw thread to enable the wool to adhere better.

From Project Gutenberg

Round the neck of the cistern is formed a brass ring, with a screw thread on its circumference.

From Project Gutenberg