Whitworth screw thread

/ (ˈwɪtwəθ) /

noun

a thread form and system of standard sizes, proposed by Whitworth in 1841 and adopted as standard in the U.K., having a flank angle of 55° and a rounded top and foot

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Word Origin for Whitworth screw thread

named after Sir Joseph Whitworth (1803–87), English engineer

Words nearby Whitworth screw thread

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012