thin film

noun

: a very thin layer of a substance on a supporting material
especially : a coating (as of a semiconductor) that is deposited in a layer one atom or one molecule thick

Examples of thin film 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.
The participants’ pores filled in an average of 5 minutes (in comparison to the average of 15 minutes from the first sweat test) and then formed a thin film, without creating puddles first. Sam Walters, Discover Magazine, 25 July 2025 The look included a take on layering, with a thin film of snakeskin fabric flowing past the hips, the hem featuring a jagged line like a molting snakeskin. Julia Teti, Footwear News, 3 Sep. 2019 The combination of the membrane and the thin films of dysprosium and cobalt sputtered on top of it created a honeycomb pattern in which the nanoholes are 68 nanometers in diameter and the distance between each hole is 105 nanometers. IEEE Spectrum, 16 June 2016 The next were partial bans, 31%, which usually banned thin film bags but allowed for thicker plastic bags. Elizabeth Weise, USA Today, 30 June 2025 See All Example Sentences for thin film

Word History

First Known Use

1944, in the meaning defined above

Time Traveler
The first known use of thin film was in 1944

Browse Nearby Words

Cite this Entry

“Thin film.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thin%20film. Accessed 3 Aug. 2025.

More from Merriam-Webster on thin film

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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