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  • thin film
    thin film
    noun
    a film of material only a few microns thick, deposited on a substrate, as in the technology for making integrated circuits.
  • thin-film
    thin-film
    adjective
    (of an electronic component, device, or circuit) composed of one or more extremely thin layers of metal, semiconductor, etc, deposited on a ceramic or glass substrate

thin film

American  

noun

  1. a film of material only a few microns thick, deposited on a substrate, as in the technology for making integrated circuits.


thin-film British  

adjective

  1. (of an electronic component, device, or circuit) composed of one or more extremely thin layers of metal, semiconductor, etc, deposited on a ceramic or glass substrate

    thin-film capacitor

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of thin film

First recorded in 1955–60

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:

Researchers think the faster breakdown in mixed samples may happen because a thin film forms where ice touches minerals.

From Science Daily Feb. 25, 2026

At the same time, the researchers continue to investigate other characteristics of thin film iron telluride selenide to better understand its potential for next generation quantum computing.

From Science Daily Feb. 25, 2026

The Cambridge-developed biocompatible devices -- just a few millionths of a metre thick -- are made using advanced photolithography and thin film deposition techniques, and require minimal power to function.

From Science Daily May 8, 2024

A thin film that combines an electrode grid and LEDs can both track and produce a visual representation of the brain's activity in real-time during surgery-a huge improvement over the current state of the art.

From Science Daily Apr. 24, 2024

A thin film of spit bubbled on Pycelle's lips as his mouth trembled.

From "A Clash of Kings" by George R.R. Martin

The company has been dogged by concerns over a lack of clarity into its operations, including its progress on building an operational foundry in Arizona to manufacture thin-film lithium niobate chips for quantum systems.

From Barron's May 11, 2026

The Chinese thin-film deposition equipment provider is poised to benefit from a strong memory expansion upcycle, the analysts say.

From The Wall Street Journal Apr. 29, 2026

Quantum Computing sees its thin-film lithium niobate chip foundry, which produces materials used in telecom hardware and photonic chips that power certain types of quantum systems, as a way to stand out from peers.

From Barron's Mar. 2, 2026

The thin-film nanocrystal scintillators, with a thickness of approximately 5 µm, exhibit high sensitivity that allows for a detection limit of 7 protons per second.

From Science Daily Feb. 1, 2024

With their demonstrated stability and shelf life, the supramolecular ink compounds could also help in the commercial advancement of ionic halide perovskites, a thin-film solar material that the display industry has been eyeing for decades.

From Science Daily Jan. 22, 2024

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