jack screw

jackscrew

[jak-skroo]
noun
a jack for lifting consisting of a screw steadied by a threaded support and carrying a plate or other part bearing the load.
Also called screw jack.


Origin:
1760–70; jack1 + screw

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World English Dictionary
jackscrew (ˈdʒækˌskruː)
 
n
another name for screw jack

Collins English Dictionary - Complete & Unabridged 10th Edition
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