ampere

SI unit of electric current
Intangible si_base_unit Q25272
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ampere

Summary

ampere is a SI base unit[1]. ampere has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • ampere's instance of is recorded as SI base unit[3].
  • ampere's instance of is recorded as UCUM derived unit[4].
  • ampere's instance of is recorded as unit of electric current[5].
  • ampere's measured physical quantity is recorded as electric current[6].
  • ampere's measured physical quantity is recorded as magnetic scalar potential[7].
  • ampere's measured physical quantity is recorded as magnetomotive force[8].
  • ampere's measured physical quantity is recorded as magnetic tension[9].
  • ampere's measured physical quantity is recorded as current linkage[10].
  • André-Marie Ampère is named after ampere[11].
  • ampere is part of MKSA system of units[12].
  • ampere's Commons category is recorded as Ampere (unit)[13].
  • ampere's described by source is recorded as Meyers Konversations-Lexikon, 4th edition (1885–1890)[14].
  • ampere's described by source is recorded as Armenian Soviet Encyclopedia, vol. 1[15].
  • ampere's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[16].
  • ampere's described by source is recorded as The New Student's Reference Work[17].
  • ampere's NCI Thesaurus ID is recorded as C42536[18].
  • ampere's different from is recorded as Ampère[19].
  • ampere's different from is recorded as A[20].
  • ampere's conversion to SI unit is recorded as {'unit': 'Q25272', 'amount': '+1'}[21].
  • ampere's Wikidata SPARQL query equivalent is recorded as wd:Q25272 p:P2370/psn:P2370 [wikibase:quantityAmount ?source; wikibase:quantityUnit ?base]. ?item p:P2370/psn:P2370 [wikibase:quantityAmount ?target; wikibase:quantityUnit ?base]. BIND(?source / ?target as ?value)[22].
  • ampere's on focus list of Wikimedia project is recorded as Wikipedia:Vital articles/Level/4[23].
  • ampere's unit symbol is recorded as {'lang': 'en', 'text': 'A'}[24].
  • ampere's unit symbol is recorded as {'lang': 'ru', 'text': 'А'}[25].
  • ampere's unit symbol is recorded as {'lang': 'bg', 'text': 'A'}[26].
  • ampere's unit symbol is recorded as {'lang': 'az', 'text': 'A'}[27].

Body

Definition and Type

Recorded instance of include SI base unit[3], UCUM derived unit[4], and unit of electric current[5].

Origins

André-Marie Ampère is named after ampere[11].

Use and Application

ampere is part of MKSA system of units[12].

Influence

Things named for ampere include ampere-turn[28], an unit of magnetomotive force[29]; milliampere[30], a SI derived unit[31]; ampere hour[32], an unit of electric charge[33]; volt ampere[34], an unit of power[35]; and microampere[36], a SI derived unit[37].

Why It Matters

ampere has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[2] ampere is known by 46 alternative names across languages and contexts.[38]

Entities named for ampere include ampere-turn[28], an unit of magnetomotive force[29]; milliampere[30], a SI derived unit[31]; ampere hour[32], an unit of electric charge[33]; volt ampere[34], an unit of power[35]; and microampere[36], a SI derived unit[37].

References

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

Direct Wikidata claims

  1. [3] . ISO 80000-1:2009 Quantities and units—Part 1: General. wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . The New Student's Reference Work/Ampère. wikidata.org.
  4. [6] . ISO 80000-1:2009 Quantities and units—Part 1: General. wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Q21503609. wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . Logopedia. wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [28] . wikidata.org. → on this site
  2. [30] . wikidata.org. → on this site
  3. [32] . wikidata.org. → on this site
  4. [34] . wikidata.org. → on this site
  5. [36] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [29] . Wikidata. wikidata.org. → on this site
  2. [31] . Wikidata. wikidata.org. → on this site
  3. [33] . Wikidata. wikidata.org. → on this site
  4. [35] . Wikidata. wikidata.org. → on this site
  5. [37] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [38] . 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). ampere. Retrieved May 3, 2026, from https://4ort.xyz/entity/ampere
MLA “ampere.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ampere.
BibTeX @misc{4ortxyz_ampere_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ampere}}, year = {2026}, url = {https://4ort.xyz/entity/ampere}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ampere — https://4ort.xyz/entity/ampere (retrieved 2026-05-03)

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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. 2d ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    Named after André-Marie Ampère
    Measured physical quantity electric current, magnetic scalar potential, magnetomotive force +2
    Part of MKSA system of units
    Conversion to si unit {'unit': 'Q25272', 'amount': '+1'}
    + 9 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
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