jacket up
C1 formal separable transitive
In simple words
put a cover layer around something
Literal meaning: To put a jacket on something.
Meanings
1 C1 formal
To add an outer covering, casing, or insulated jacket to a cable, pipe, or similar object.
"The manufacturer jacketed up the wire to improve weather resistance."
Grammar: separable
Usage notes
Rare and technical; used in engineering, manufacturing, and materials contexts rather than everyday English.
Commonly used with
cable pipe wire insulation conductor tube
Forms
Base
jacket up
I/you/we/they
3rd person
jackets up
he/she/it
Past simple
jacketed up
yesterday
Past participle
jacketed up
have + pp
-ing form
jacketing up
continuous
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Synonyms
cover encase sheathe insulate coat
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