hi-fi
hi-fi — noun
1. a set of electronic devices — such as a CD player, amplifier, and speakers — tha
a set of electronic devices — such as a CD player, amplifier, and speakers — that plays recorded music with very clear and accurate sound
Lara bought a new hi-fi for her bedroom last weekend.
countable noun: a hi-fi
The hi-fi in the living room has speakers that produce very clear sound.
Owen turned up the volume on his hi-fi to hear the bass more clearly.
My uncle's old hi-fi still works perfectly after twenty years.
Anong connected her phone to the hi-fi to play her favourite playlist.
- stereo system
more common in everyday speech; hi-fi sounds slightly dated
- sound system
broader term that may include PA systems, not just music playback
常見錯誤
2. a short form of the phrase "high fidelity," referring to the very accurate repro
a short form of the phrase "high fidelity," referring to the very accurate reproduction of recorded sound with minimal distortion
This recording was made with true hi-fi, capturing every detail of the performance.
uncountable noun: with true hi-fi
Music lovers often debate what qualifies as genuine hi-fi sound reproduction.
The label 'hi-fi' originally described equipment that could reproduce sound without distortion.
Chidi read an article about the history of hi-fi in music production.
- high fidelity
the full form; more formal and technical in tone
用法筆記
Common only when explaining or defining the term "hi-fi" itself, rather than when referring to a physical stereo system — the equipment sense (sense 1) is far more frequent in everyday use.
常見錯誤
hi-fi — adjective
1. relating to audio equipment that plays music with very clear, high-quality stere
relating to audio equipment that plays music with very clear, high-quality stereo sound and minimal distortion
David installed a hi-fi sound system in his home cinema room.
typical collocation: hi-fi sound system
The store sells both budget speakers and expensive hi-fi equipment.
attributive use: hi-fi + noun (equipment)
Naoko prefers listening to vinyl records on a proper hi-fi setup.
For the concert, the venue used a professional hi-fi audio system.
- high-fidelity
the full adjective form; slightly more formal
- high-quality
broader meaning; not limited to audio equipment
- low-fidelity
rarely used outside technical discussions; usually called lo-fi
用法筆記
Always used before a noun (attributive only). The adjective is not used in comparative forms — you cannot say "more hi-fi" or "the most hi-fi."