heat-seal

[ heet-seel ]

verb (used with object)

, heat-sealed, heat-seal·ing.

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.

From Washington Times