- (written as high-fidelity)Indicative of an audio system which reproduces sound faithfully to its input signal. Such a system should feature low distortion, a high signal-to-noise ratio, an extensive dynamic range, and a wide frequency response. Also, a single component within a system, such as a receiver or DVD, with such characteristics. Also, the sound reproduced by such a system. Its abbreviation is hi-fi.
- noun the near-perfect reproduction of sound, with little or no distortion, that can be achieved with electronic equipment.
Information & Library Science
- abbreviationhi fi