acousto-

prefix

sound

OriginEnglish acoustic ← Medieval Latin acousticus ← Ancient Greek ᾰ̓κουστῐκός (ăkoustĭkós) →
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Meanings

prefix
  1. sound

Origin

  1. Proto-Indo-European*h₂eḱ-
  2. Proto-Indo-European*h₂ew-
  3. Proto-Indo-European*h₂ṓws
  4. Proto-Indo-European*h₂ḱh₂owsyéti
  5. Proto-Hellenic*akóuhō
  6. Ancient Greekἀκούω (akoúō)
  7. Ancient Greekᾰ̓κουστῐκός (ăkoustĭkós)
  8. Medieval Latinacousticus
  9. Englishacoustic
  10. Englishacousto-

From international scientific vocabulary, reflecting a New Latin combining form, from acoustic; more at acoustic § Etymology.

Full word history & related roots →
Cite this entry
APA

acousto-. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/acousto-

MLA

“acousto-.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/acousto-. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “acousto-,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/acousto-.

Source: acousto- on Wiktionary, CC BY-SA 4.0.