jackscrew

 : 
Noun
 : 
jack=screw

WORDNET DICTIONARY

Noun jackscrew has 1 sense

CIDE DICTIONARY

jackscrewn. 
     A jack in which a screw is used for lifting, or exerting pressure. See Illust. of 2d Jack, n., 5.  [1913 Webster]

For further exploring for "jackscrew" in Webster Dictionary Online


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