Definition & Meaning of "high fidelity"

What is "high fidelity"?

High fidelity, often abbreviated as hi-fi, refers to audio equipment or recordings that reproduce sound with high accuracy and clarity, closely matching the original source. It emphasizes minimal distortion and a wide frequency range, ensuring that music or other audio content is heard as clearly and faithfully as possible. High fidelity equipment is designed to deliver superior sound quality, making it popular among people who are passionate about high-quality sound and professionals who require precise audio reproduction.