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heat-seal

American  
[heet-seel] / ˈhitˌsil /

verb (used with object)

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


Etymology

Origin of heat-seal

First recorded in 1960–65

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Hassan had deposited £150,000 in cash into his own bank account between 2022 and 2025, and detectives who searched his home found £22,500 in heat-sealed bags.

From BBC Jul. 11, 2026

I scan the little slots until I find mine: a refill of Greek oregano, parceled out in a plastic baggie with a heat-sealed strip.

From Salon Aug. 26, 2025

Musically, "Compton" is a translation of "To Pimp a Butterfly's" freewheeling rummage through genres into a sleek, heat-sealed package.

From Los Angeles Times Aug. 13, 2015

They’ve been heat-sealed at the seams and advertised as an impermeable barrier for 280 chemical threats, including agents used in biological warfare.

From Time Oct. 7, 2014

A second machine closed and heat-sealed the plastic strip.

From "Stormbreaker" by Anthony Horowitz

A third woman wrapped each of them in a gauzy cloth, and then closed up the sides with a heat-sealing machine.

From New York Times Nov. 10, 2016

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