screw thread

noun

|Updated on: 3 Jul 2018

Definition of screw thread

1 : the projecting helical rib of a screw

2 : one complete turn of a screw thread

Recent Examples of screw thread from the Web

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, "Volcano 'music' could help scientists monitor eruptions," 18 June 2018
Apply silicone grease to the screw threads, then reassemble the faucet in reverse sequence.

— the editors of house beautiful, House Beautiful, "How to Fix a Clogged Sink and Leaky Faucet," 11 Feb. 2015

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'screw thread.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.