+Lossy refers to a method of [Data Compression](/wiki/data_compression) where non-essential information is permanently discarded to reduce file size. This intentional, often imperceptible, sacrifice offers efficiency and smaller storage, trading perfect [Fidelity](/wiki/fidelity) for practicality.
+## See also
+- [Lossless](/wiki/lossless)
+- [Compression](/wiki/compression)
+- [Codec](/wiki/codec)
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