Definition of lossless
: done or being without loss (as of power or data) lossless data compression lossless power transmission
Recent Examples of lossless from the Web
The iPod shuffle only supports .wav files as a lossless format.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lossless'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of lossless
Medical Definition of lossless
: occurring or functioning without loss lossless electrical transmission in a nerve fiber
Seen and Heard
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