screw thread

noun

1
: the projecting helical rib of a screw
2
: one complete turn of a screw thread

Examples of screw thread in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Our screw thread test was also a success, with gentle to moderate finger pressure required to screw the metric stainless steel screws in from 8mm to 3mm without any issues or noticeable interferences. — PC Magazine, 22 Nov. 2025 London’s Crystal Palace is the first building known to have used standard screw threads. — Rafil Kroll-Zaidi, Harper's Magazine, 2 Dec. 2024 The pilot holes’ diameter should be about 40% of the outer diameter of the screw threads. — Tim Carter, Hartford Courant, 30 Nov. 2024 Instead, use an extendible pole with screw threads for attaching painting tools. — Jeanne Huber, Washington Post, 16 June 2023 The researchers dubbed the sounds tornillos, the Spanish word for screws, because on the monitors, the sound waves looked like screw threads. — Doyle Rice, USA TODAY, 18 June 2018 Apply silicone grease to the screw threads, then reassemble the faucet in reverse sequence. — The Editors Of House Beautiful, House Beautiful, 11 Feb. 2015

Word History

First Known Use

circa 1812, in the meaning defined at sense 1

Time Traveler
The first known use of screw thread was circa 1812

Browse Nearby Words

Cite this Entry

“Screw thread.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/screw%20thread. Accessed 25 Sep. 2026.

More from Merriam-Webster on screw thread

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster