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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:

As Lemme explains, this “will make the nose drop a bit,” but it will relax the force on the elevator and on the jackscrew, allowing the pilot to crank the stabilizer trim wheel.

From Seattle Times Apr. 3, 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 crash of Alaska Airlines Flight 261 in January 2000, federal investigators found that jackscrew failed from excessive wear.

From Seattle Times Mar. 15, 2019

Investigators found a device known as a jackscrew in the wreckage.

From Washington Post Mar. 15, 2019

It was the pocket jackscrew that every bear trapper carries to set the powerful trap, and without which, indeed, one man cannot manage the springs.

From Rolf in the Woods by Ernest Thompson Seton

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