What does electroacoustic mean?
"Electroacoustic" describes anything concerned with converting sound into electrical signals, or electrical signals back into sound. The word combines the Greek-derived "electro-" with "acoustic," itself from the Greek "akouein," meaning to hear. It is central to audio engineering: microphones, loudspeakers, headphones, hydrophones, and sonar equipment are all electroacoustic devices, relying on transducers to move energy between the acoustic and electrical domains. In music, "electroacoustic" names a genre in which recorded or electronically generated sounds are shaped in a studio and performed through loudspeakers — a tradition dating to the mid-twentieth century with composers such as Pierre Schaeffer and Karlheinz Stockhausen. The adjective is technical rather than colloquial, appearing mainly in engineering literature, academic music departments, and product descriptions of audio hardware. Its derived noun "electroacoustics" denotes the scientific field devoted to such conversions, and the adverb "electroacoustically" appears in more formal technical writing.
adjectiveRelating to the generation, transmission, or conversion of sound by electrical means, especially the interplay between electrical signals and acoustic waves.
- Relating to the science and technology of converting between electrical signals and acoustic energy (as in microphones, loudspeakers, and sonar).
- Describing music in which sounds are produced or modified by electronic means and presented via loudspeakers.
"The composer's latest work is an electroacoustic piece combining live cello with processed tape sounds."
"The concert featured electroacoustic works composed for tape and live electronics."
"Modern hearing aids depend on miniature electroacoustic transducers to convert amplified signals into sound."
Every loudspeaker and microphone you own is an electroacoustic transducer — quietly converting electricity into air pressure, and back again, thousands of times a second.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of electroacoustic
The word is a twentieth-century formation combining "electro-" (from Greek "ēlektron," amber, via the modern scientific prefix for electricity) with "acoustic" (from Greek "akoustikos," meaning able to be heard, from "akouein," to hear). It arose as scientists and engineers needed a precise term for devices bridging electricity and sound, becoming widespread alongside the growth of telephony, recording, and loudspeaker technology in the early 1900s. Its cognates include "auditory," "audio," and "audition," all tracing back to the same Greek root of hearing.
Related word forms
How electroacoustic is actually used
A technical term used chiefly in acoustics engineering and in contemporary art music; in everyday speech it is rare, with "electronic" often substituted informally. In music contexts, "electroacoustic" is a well-established genre label distinct from "electronic music," though the two overlap considerably.
Easily confused with electroacoustic
"Acoustic" refers to sound itself or unamplified instruments, while "electroacoustic" specifically involves the conversion of sound to or from electrical signals.