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base

chemical substance that can react with an acid, accepting hydrogen ions (protons) or more generally, donating a pair of valence electrons
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Summary

base is a class of chemical entities with similar applications or functions[1]. base draws 3,701 Wikipedia views per month (class of chemical entities with similar applications or functions category, ranking #15 of 140).[2]

Key Facts

  • Subclass of: chemical compound[3]
  • Has use: acidity regulator[4], acid–base reaction[5]
  • Commons category: Bases[6]
  • Opposite of: acid[7]
  • Topic's main category: Category:Bases (chemistry)[8]
  • Described by source: New Encyclopedic Dictionary[9], Armenian Soviet Encyclopedia, vol. 6[10]
  • Different from: base[11], alkali[12]
  • On focus list of Wikimedia project: Wikipedia:List of articles all languages should have[13], Wikipedia:Vital articles/Level/4[14]

Body

Influence

Things named for base include acid–base theory[15].

Why It Matters

base has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[16] base is known by 49 alternative names across languages and contexts.[17]

Entities named for base include acid–base theory[15].

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [15] ↑ . wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [16] ↑ . Wikidata sitelinks. wikidata.org.
  3. [17] ↑ . 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). base. Retrieved October 14, 2026, from https://4ort.xyz/entity/base
MLA “base.” 4ort.xyz Knowledge Graph, 4ort.xyz, 14 Oct. 2026, https://4ort.xyz/entity/base.
BibTeX @misc{4ortxyz_base_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{base}}, year = {2026}, url = {https://4ort.xyz/entity/base}, note = {Accessed: 2026-10-14}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): base — https://4ort.xyz/entity/base (retrieved 2026-10-14)

Canonical URL: https://4ort.xyz/entity/base · 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. 21w ago · Piotr Osada · 2026-05-19 view diff on Wikidata ↗
    National library of poland mms id → 9810581131305606
    "/* wbsetclaim-create:2||1 */ National library of poland mms id: 9810581131305606"
  2. 22w ago · Infovarius · 2026-05-09 view diff on Wikidata ↗
    Aliases → —
    Different from → base, alkali
    Instance of → class of chemical entities with similar applications or functions
    Opposite of → acid
    + 8 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Partially coincident with: Lewis base"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.