Quadraphonic
Definition 1 of 1

Context
Quadraphonic sound is primarily used in music and film contexts.

The latest movies often feature quadraphonic audio for an enhanced experience.
Nuance
Quadraphonic has become less common with advancements in surround sound technology like 5.1 or 7.1 audio.

Understanding its historical context helps appreciate modern audio engineering.
Formality
Use 'quadraphonic' in formal audio engineering discussions for accuracy.

In casual conversations, simply referring to 'surround sound' can suffice.
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