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Screw-operated jack
Answer for the clue "Screw-operated jack ", 9 letters:
jackscrew
Alternative clues for the word jackscrew
Word definitions for jackscrew in dictionaries
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Jackscrew \Jack"screw`\, n. A jack in which a screw is used for lifting, or exerting pressure. See Illust. of 2d Jack , n., 5.
Wikipedia
Word definitions in Wikipedia
A jackscrew is a type of jack that is operated by turning a leadscrew . In the form of a screw jack it is commonly used to lift moderately heavy weights, such as vehicles. More commonly it is used as an adjustable support for heavy loads, such as the foundations ...
Wiktionary
Word definitions in Wiktionary
n. A jack (mechanical lifting device) which is operated by turning a leadscrew.
WordNet
Word definitions in WordNet
n. screw-operated jack [syn: screw jack ]
Usage examples of jackscrew.
With strenuous tugging on the jackscrew handles, the two compartments slowly slid apart.
Powerful jackscrews had been added for opening the two cabins manually in case of emergency.
Once this had been logging country hardy men working the crosscut saw and jackscrew in the forests, bull teams dragging their heavy loads to the coast, fresh-cut logs thundering down the chutes to schooners that lay at anchor in the coves below.