heat-seal

[heet-seel]

verb (used with object)

heat-sealed, heat-sealing 

1. to wrap in clear plastic and make airtight by applying heat to seal the edges.

Word History and Origins

Origin of heat-seal¹

First recorded in 1960–65

Example Sentences

Jobs include attaching buckles to plastic straps, affixing labels, packaging cough drops and using equipment to heat-seal packages of air fresheners.

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