aluminum foil

noun

: thin aluminum sheeting used especially to cover and wrap food

Examples of aluminum foil in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Simply remove the clear plastic lid, melt the garlic herb butter and drizzle on top, then cover the tray in aluminum foil, and bake—that’s it! Melissa Locker, Southern Living, 2 June 2026 John Badham remembers Saturday Night Fever as a production held together partly by instinct and partly by aluminum foil. Seth Abramovitch, HollywoodReporter, 28 May 2026 The electrodes were constructed by casting a slurry onto aluminum foil using binders such as polyvinylidene fluoride, sodium carboxymethyl cellulose, and styrene-butadiene rubber, along with conductive carbon additives. Aman Tripathi, Interesting Engineering, 9 May 2026 Tent the meat loaf with aluminum foil and let rest for 15 minutes. Karla Walsh, Better Homes & Gardens, 6 May 2026 See All Example Sentences for aluminum foil

Word History

First Known Use

1858, in the meaning defined above

Time Traveler
The first known use of aluminum foil was in 1858

Cite this Entry

“Aluminum foil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/aluminum%20foil. Accessed 6 Jun. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster