from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To enclose an object in a thin clear thermoplastic sheet that is bonded by heat and pressure to form a closure against air or tampering.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To enclose (something) in plastic wrapping and make an airtight seal by applying heat to fuse the edges of the wrapping together.


Sorry, no etymologies found.


  • And if it's nylon-type mesh, I should be able to heat-seal the edges, if I'm careful - Thanks!

    Making Light: Open thread 135

  • It also offers advantages for packing and converting such as inherent deadfold and anti-static properties, high gloss and transparency, resistance to grease and oil, good barrier to gases and aromas, print receptive surface and a wide heat-seal range.


  • The Amcor NaturePlus heat-seal Materbi film is manufactured from renewable materials and is fully compostable.

    Amcor Compostable Produce Packaging Debuts in UK

  • It was also soon rendered obsolete for its original purpose, as a process to heat-seal cellophane packaging debuted.

    Sticky Stuff

  • I also sympathize with the hot dish on a hot day issue - I once made pita bread on the hottest day of the year, using a gas stove that had a crappy heat-seal.

    Chicken and Dumplings ( Cook's Illustrated)

  • It was delicate work, because—working entirely by touch—he had to hold the pieces of his traumatized face together and heat-seal them, while at the same time keeping his fingers out of the way of the laser itself.

    Star Trek® New Frontier

  • Volunteers work in teams to measure out the ingredients into bags, weigh and heat-seal bags and pack completed meals into boxes for shipping. News

  • UK grocer Sainsbury’s and its potato packer Greenvale are the first to commercially launch Amcor NaturePlus’ heat-seal Materbi VFFS film within the fresh produce sector on their SO Organic Baby Salad Potatoes, 750g.

    Amcor Compostable Produce Packaging Debuts in UK

  • a unique hair tool that allows users to heat-seal braid ends.



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