high fidelity

noun Electronics.
sound reproduction over the full range of audible frequencies with very little distortion of the original signal.
Also called hi-fi.


high-fidelity, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
high fidelity
Often shortened to: hi-fi
 a.  the reproduction of sound using electronic equipment that gives faithful reproduction with little or no distortion
 b.  (as modifier): a high-fidelity amplifier

Collins English Dictionary - Complete & Unabridged 10th Edition
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