Dictionary.com
Thesaurus.com

screw jack

American  

noun

  1. jackscrew.


screw jack British  

noun

  1. Also called: jackscrew.   jack.  a lifting device utilizing the mechanical advantage of a screw thread, the effort being applied through a bevel drive

"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

Etymology

Origin of screw jack

First recorded in 1710–20

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The forward end of each section was supported by a screw jack placed under a rib 2 ft. from the front end.

From Concrete Construction Methods and Costs by Gillette, Halbert Powers

The shells of the molds were of ¼-in. steel plate; the jack was an ordinary screw jack.

From Concrete Construction Methods and Costs by Gillette, Halbert Powers

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "screw jack" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com