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acoustic impedance

quotient of average sound pressure at a surface and sound volume flow rate through that surface
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acoustic impedance

Summary

acoustic impedance ranks in the top 2% of general entities by monthly Wikipedia readership (409 views/month).[1]

Key Facts

  • acoustic impedance is a type of physical quantity[2].
  • acoustic impedance's described by source is recorded as ISO 80000-8:2007 Quantities and units—Part 8: Acoustics[3].
  • acoustic impedance's described by source is recorded as ISO 80000-8:2020 Quantities and units — Part 8: Acoustics[4].
  • acoustic impedance's different from is recorded as mechanical impedance[5].
  • acoustic impedance's maintained by WikiProject is recorded as WikiProject Mathematics[6].
  • acoustic impedance's recommended unit of measurement is recorded as pascal second per cubic metre[7].
  • acoustic impedance's recommended unit of measurement is recorded as kilogram per quartic metre second[8].

Body

Definition and Type

acoustic impedance is a type of physical quantity[2].

Why It Matters

acoustic impedance ranks in the top 2% of general entities by monthly Wikipedia readership (409 views/month).[1] It has Wikipedia articles in 17 language editions, a strong signal of global cultural recognition.[9] It is known by 5 alternative names across languages and contexts.[10]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . ISO 80000-8:2007 Quantities and units—Part 8: Acoustics. wikidata.org.
  7. [8] ↑ . ISO 80000-8:2020 Quantities and units — Part 8: Acoustics. wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [9] ↑ . Wikidata sitelinks. wikidata.org.
  3. [10] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). acoustic impedance. Retrieved April 10, 2026, from https://4ort.xyz/entity/acoustic-impedance
MLA “acoustic impedance.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/acoustic-impedance.
BibTeX @misc{4ortxyz_acoustic-impedance_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{acoustic impedance}}, year = {2026}, url = {https://4ort.xyz/entity/acoustic-impedance}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): acoustic impedance — https://4ort.xyz/entity/acoustic-impedance (retrieved 2026-04-10)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 6d ago · Twofivesixbot bot · 2026-05-26 view diff on Wikidata ↗
    Subclass of → —
    Aliases → —
    Subclass of → physical quantity
    Different from → mechanical impedance
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007293973105171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.