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screw pile

a pile that is used for the foundations of bridges, lighthouses, etc., and has a screwlike lower end for drilling through and taking firm hold in compacted material.
Origin of screw pile
Related forms
screw piling, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for screw-pile
Historical Examples
  • One of these inventions is the iron-pile or screw-pile lighthouse, and the other is the iron cylinder lighthouse.

    Boys' Second Book of Inventions Ray Stannard Baker
British Dictionary definitions for screw-pile

screw pile

a pile with a threaded tip that is screwed into the ground by a winch or capstan
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
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