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sound pressure level

local pressure deviation from the ambient pressure, caused by a sound wave
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sound pressure level

Summary

sound pressure level ranks in the top 2% of general entities by monthly Wikipedia readership (380 views/month).[1]

Key Facts

  • sound pressure level is a type of physical quantity[2].
  • sound pressure level is a type of logarithmic quantity[3].
  • sound pressure level's Commons category is recorded as Sound level meters[4].
  • sound pressure level's facet of is recorded as loudness[5].
  • sound pressure level's described by source is recorded as ISO 80000-8:2007 Quantities and units—Part 8: Acoustics[6].
  • sound pressure level's described by source is recorded as ISO 80000-8:2020 Quantities and units — Part 8: Acoustics[7].
  • sound pressure level's different from is recorded as sound power level[8].
  • sound pressure level's maintained by WikiProject is recorded as WikiProject Mathematics[9].
  • sound pressure level's recommended unit of measurement is recorded as bel[10].
  • sound pressure level's recommended unit of measurement is recorded as decibel[11].

Body

Definition and Type

Recorded subclass of include physical quantity[2] and logarithmic quantity[3].

Why It Matters

sound pressure level ranks in the top 2% of general entities by monthly Wikipedia readership (380 views/month).[1] It has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[12] It is known by 6 alternative names across languages and contexts.[13]

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] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . ISO 80000-8:2007 Quantities and units—Part 8: Acoustics. wikidata.org.
  10. [11] ↑ . ISO 80000-8:2020 Quantities and units — Part 8: Acoustics. wikidata.org.

Aggregate / graph-position facts

  1. [1] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [12] ↑ . Wikidata sitelinks. wikidata.org.
  3. [13] ↑ . 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). sound pressure level. Retrieved April 10, 2026, from https://4ort.xyz/entity/sound-pressure-level
MLA “sound pressure level.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/sound-pressure-level.
BibTeX @misc{4ortxyz_sound-pressure-level_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{sound pressure level}}, year = {2026}, url = {https://4ort.xyz/entity/sound-pressure-level}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): sound pressure level — https://4ort.xyz/entity/sound-pressure-level (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/sound-pressure-level · Last refreshed:

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. 4d ago · Twofivesixbot bot · 2026-05-31 view diff on Wikidata ↗
    Wellcome collection concept id → e4vpnjyw
    Maintained by wikiproject → WikiProject Mathematics
    Aliases → —
    Subclass of → physical quantity, logarithmic quantity
    + 6 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007558440005171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.