quadraphonic

adjective

quad·​ra·​phon·​ic ˌkwä-drə-ˈfä-nik 

variants or less commonly quadriphonic

: of, relating to, or using four channels for the transmission, recording, or reproduction of sound

quadraphonics noun, plural in form but singular in construction

or quadriphonics

ˌkwä-drə-ˈfä-niks 

Examples of quadraphonic in a Sentence

Recent Examples on the Web

Gas-electric technology will become as irrelevant as quadraphonic sound. —Dan Neil, WSJ, 4 Mar. 2021

Short solo cello fragments are recorded and played back through quadraphonic speakers. —Mark Swed, latimes.com, 9 Feb. 2018

Emerson, Lake & Palmer’s tours were complicated and expensive, often using quadraphonic sound: —Ben Ratliff, New York Times, 11 Mar. 2016

At one point, with one percussionist bowing an autoharp and the other gently massaging a timpani, a sound projectionist was meant to refract the various spectra from one loudspeaker to the next, creating a quadraphonic effect. —Seth Colter Walls, New York Times, 19 May 2017

Word History

Etymology

irregular from quadri- + -phonic (as in stereophonic)

First Known Use

1969, in the meaning defined above

Kids Definition

quadraphonic

adjective

quad·​ra·​phon·​ic ˌkwäd-rə-ˈfän-ik 

: of or relating to the transmission, recording, or reproduction of sound using four transmission channels