Jackscrew Definition

jăkskro͝o
noun
A machine used to raise heavy things a short distance, operated by turning a screwlike shaft.
Webster's New World
A jack operated by a screw.
American Heritage
Synonyms:

Other Word Forms of Jackscrew

Noun

Singular:
jackscrew
Plural:
jackscrews

Origin of Jackscrew

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jackscrew