# jackscrew

> English word · Noun

## Definitions
1. A jack (mechanical lifting device) which is operated by turning a leadscrew.
2. A leadscrew; a screw used to translate rotational into linear motion.

## Etymology
From jack + screw.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/jackscrew