- sound reproduction over the full range of audible frequencies with very little distortion of the original signal.
Origin of high fidelity
First recorded in 1930–35
Also called hi-fi.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for high fidelity
All the high-fidelity speakers of the starship Procyon spoke as one, in the skillfully-modulated voice of the trained announcer.Subspace Survivors
E. E. Smith
- the reproduction of sound using electronic equipment that gives faithful reproduction with little or no distortion
- (as modifier)a high-fidelity amplifier