Characterized by minimal distortion in sound reproduction(adjective)
WordNet. Princeton University. 2010.
Use "high-fidelity" in a sentence
"Create a month or so of pure communion with the loved one, via a sumptuous screen and high-fidelity headset, untroubled by medical decisions and interventions, free of pain—but also free of the more pleasant forms of physical urgency."
"Well, little did we know that world-spanning, high-bandwidth internet and quick-ripping high-fidelity digital copying would render practically all music and television and film vulnerable to rampant copying and theft-consumption."
"This is the price of high-fidelity cost estimation."