acoustic.
Pertaining to the sense of hearing, the organs of hearing, or the science of sounds.
Meaning & usage
Pertaining to the sense of hearing, the organs of hearing, or the science of sounds. Used for soundproofing or modifying sound.
Pertaining to the sense of hearing, the organs of hearing, or the science of sounds. Of a device or system, using sound energy in its operation.
Pertaining to the sense of hearing, the organs of hearing, or the science of sounds. Of an explosive mine or other weapon, able to be set off by sound waves.
Naturally producing or produced by an instrument without electrical amplification or the need thereof.
acoustic guitar, acoustic piano
Nonelectric; mechanical or otherwise basic.
acoustic bike
Where this word comes from
Etymology tree Proto-Indo-European *h₂eḱ- Proto-Indo-European *h₂ew- Proto-Indo-European *-s Proto-Indo-European *h₂ṓws Proto-Indo-European *-yéti Proto-Indo-European *h₂ḱh₂owsyéti Proto-Hellenic *akóuhō Ancient Greek ἀκούω (akoúō) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ῐκός (-ĭkós) Ancient Greek ᾰ̓κουστῐκός (ăkoustĭkós)bor. Medieval Latin acousticusbor. English acoustic Borrowed from Medieval Latin acousticus, acūsticus, from Ancient Greek ἀκουστῐκός (akoustĭkós, “of or for hearing”), from ἀκούω (akoúō, “to hear”) + -ῐκός (-ĭkós, adjectival suffix).
The properties or qualities of a room or building that determine how sound is transmitted in it.
A medicine or other agent to assist hearing.
Clipping of acoustic guitar.
Where this word comes from
Etymology tree Proto-Indo-European *h₂eḱ- Proto-Indo-European *h₂ew- Proto-Indo-European *-s Proto-Indo-European *h₂ṓws Proto-Indo-European *-yéti Proto-Indo-European *h₂ḱh₂owsyéti Proto-Hellenic *akóuhō Ancient Greek ἀκούω (akoúō) Proto-Indo-European *-kos Proto-Hellenic *-kos Ancient Greek -κός (-kós) Ancient Greek -ῐκός (-ĭkós) Ancient Greek ᾰ̓κουστῐκός (ăkoustĭkós)bor. Medieval Latin acousticusbor. English acoustic Borrowed from Medieval Latin acousticus, acūsticus, from Ancient Greek ἀκουστῐκός (akoustĭkós, “of or for hearing”), from ἀκούω (akoúō, “to hear”) + -ῐκός (-ĭkós, adjectival suffix).
Euphemistic form of autistic.
Where this word comes from
Due to the shared metrical structure of autistic and acoustic. Popularized on TikTok in late October 2023.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.