/dʒæk/

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Meaning

A tool that lifts something heavy, such as a car, a short way off the ground.

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Word origin

From the man name Jack, an old pet form of John. Machines that did the work of a man were given the common name for a man.

Origin
English
Root
Jack

Examples

.

A "jack" does the lifting work of a strong person.

.

"Jack" is a countable noun, so it takes "a".

.

A "jack" is small, but it can hold a heavy load.

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English · Free printables

jack: worksheet, infographic and listicle

Free printable study downloads for the English word "jack" (A tool that lifts something heavy, such as a car, a short way off the ground.): a worksheet with the answer key built in, an infographic, and a sentence listicle. Open any one to view, print or save.

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This word is taught in chapter 6, lesson 8: jack, sweet, bet and 7 more words.