quadraphonics

/ ˌkwɒdrəˈfɒnɪks; kwɒdˈrɒfənɪ /

noun

1. functioning as singular a system of sound recording and reproduction that uses four independent loudspeakers to give directional sources of sound. The speakers are fed by four separate amplified signals

Derived Forms

• ˌquadraˈphonic, adjective
• quadraphony, noun

Example Sentences

Now they want to put four speakers and new amplifying equipment in your living room and introduce a new term into the vocabulary of the sound buff�quadraphonics, or four-channel sound.

From Time Magazine Archive

Quadraphonics have been available on tape since 1969.

From Time Magazine Archive