lossless

adjective

loss·​less ˈlȯs-ləs How to pronounce lossless (audio)
: done or being without loss (as of power or data)
lossless data compression
lossless power transmission

Examples of lossless 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 solution wasn’t to pursue flawless, lossless compression but to find a balance between quality and file size. — Victor Shilo, Forbes, 20 Feb. 2025 With no resistors damping the flow of energy, these circuits were theoretically lossless. — IEEE Spectrum, 25 Aug. 2017 Whether driven by professional needs or perfectionism, the industry expanded to support both lossy and lossless formats. — Victor Shilo, Forbes, 20 Feb. 2025 Teleportation, by contrast, is lossless; its error rate should be the same as any operation performed on a single piece of local hardware. — John Timmer, Ars Technica, 5 Feb. 2025 See All Example Sentences for lossless

Word History

First Known Use

circa 1934, in the meaning defined above

Time Traveler
The first known use of lossless was circa 1934

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lossless
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Cite this Entry

“Lossless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lossless. Accessed 25 Mar. 2025.

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Medical Definition

lossless

adjective
loss·​less ˈlȯs-ləs How to pronounce lossless (audio)
: occurring or functioning without loss
lossless electrical transmission in a nerve fiber
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