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Search Result for "jackscrew": 
Wordnet 3.0

NOUN (1)

1. screw-operated jack;
[syn: jackscrew, screw jack]


The Collaborative International Dictionary of English v.0.48:

Jackscrew \Jack"screw`\, n. A jack in which a screw is used for lifting, or exerting pressure. See Illust. of 2d Jack, n., 5. [1913 Webster]
WordNet (r) 3.0 (2006):

jackscrew n 1: screw-operated jack [syn: jackscrew, screw jack]