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jackscrew

American  
[jak-skroo] / ˈdʒækˌskru /

noun

  1. a jack for lifting, consisting of a screw steadied by a threaded support and carrying a plate or other part bearing the load.


jackscrew British  
/ ˈdʒækˌskruː /

noun

  1. another name for screw jack

"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 jackscrew

First recorded in 1760–70; jack 1 + screw

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.

See Examples For:

The jackscrew, used to set the device that raises and lowers the plane’s nose, indicates the jet was configured to dive, Cox said.

From Washington Post Mar. 18, 2019

Last week investigators found a device known as a jackscrew in the wreckage, which suggests the Ethiopian flight might have had a problem with the automated system also suspected in the Lion Air crash.

From Washington Post Mar. 18, 2019

In the Ethiopian crash, there’s no suggestion that the jackscrew on the Boeing plane failed.

From Seattle Times Mar. 15, 2019

In the Ethiopian crash, which killed all 157 people on board, there’s no suggestion that the jackscrew on the Boeing plane failed.

From Seattle Times Mar. 15, 2019

Your car is too big for one person to stir— Your chauffeur is a little man, too; Yet he lifts that machine, does the little chauffeur, By the power of a gentle jackscrew.

From What Diantha Did by Charlotte Perkins Gilman

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