Stereophonic
/ˌstɛr.i.oʊˈfɒn.ɪk/noun
Relating to sound recorded or reproduced with two or more channels to create an impression of spatial depth.
Did you know?Stereophonic was coined in the 20th century from Greek roots meaning “solid” and “sound/voice,” because the technology aimed to make audio feel physically dimensional, not flat.
Etymological Timeline
Ancient Greek
Greek
στερεός (stereós)
“solid, firm, three-dimensional”
Ancient Greek
Greek
φωνή (phōnḗ)
“voice, sound, tone”
19th Century
English
stereo- + -phonic
“combining forms used in scientific and technical coinages”
20th Century
English
stereophonic
“using two or more channels to reproduce sound with spatial depth”
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