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Lojban

constructed language based on predicate logic
Intangible logical_language Q36350
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Lojban

Summary

Lojban is a logical language[1]. Lojban draws 2,020 Wikipedia views per month (logical_language category, ranking #1 of 2).[2]

Key Facts

  • Lojban is the creator of Logical Language Group[3].
  • Lojban's instance of is recorded as logical language[4].
  • Lojban's based on is recorded as Loglan[5].
  • Lojban's based on is recorded as artificial intelligence[6].
  • Lojban's based on is recorded as psychology[7].
  • Lojban's based on is recorded as predicate logic[8].
  • Lojban's based on is recorded as Láadan[9].
  • Lojban's based on is recorded as English[10].
  • Lojban's based on is recorded as Spanish[11].
  • Lojban's based on is recorded as Hindi[12].
  • Lojban's based on is recorded as Russian[13].
  • Lojban's based on is recorded as Mandarin[14].
  • Lojban's based on is recorded as Arabic[15].
  • Lojban's writing system is recorded as Lojban alphabet[16].
  • Lojban's writing system is recorded as Latin script[17].
  • Lojban's Commons category is recorded as Lojban[18].
  • Lojban's Wikimedia language code is recorded as jbo[19].
  • 1987 marks the founding of Lojban[20].
  • Lojban's coordinate location is recorded as {'lat': 38.9, 'lon': -77.03333333333333}[21].
  • Lojban's official website is recorded as https://mw.lojban.org/index.php?title=Lojban&setlang=en[22].
  • Lojban's official website is recorded as https://mw.lojban.org/index.php?title=Lojban&setlang=ja[23].
  • Lojban's official website is recorded as https://mw.lojban.org/index.php?title=Lojban&setlang=zh[24].
  • Lojban's official website is recorded as https://mw.lojban.org/index.php?title=Lojban&setlang=jbo[25].
  • Lojban's official website is recorded as https://mw.lojban.org/index.php?title=Lojban&setlang=ru[26].
  • Lojban's official website is recorded as https://mw.lojban.org/index.php?title=Lojban&setlang=es[27].

Body

Definition and Type

Lojban's instance of is recorded as logical language[4].

Origins

1987 marks the founding of Lojban[20].

Why It Matters

Lojban draws 2,020 Wikipedia views per month (logical_language category, ranking #1 of 2).[2] Lojban has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[28] Lojban is known by 9 alternative names across languages and contexts.[29]

Related Entities

artificial intelligence John Cowan psychology

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [6] ↑ . wikidata.org.
  4. [7] ↑ . wikidata.org.
  5. [8] ↑ . wikidata.org.
  6. [9] ↑ . wikidata.org.
  7. [10] ↑ . wikidata.org.
  8. [11] ↑ . wikidata.org.
  9. [12] ↑ . wikidata.org.
  10. [13] ↑ . wikidata.org.
  11. [14] ↑ . wikidata.org.
  12. [15] ↑ . wikidata.org.
  13. [3] ↑ . wikidata.org.
  14. [16] ↑ . lojban.github.io. lojban.github.io. Provenance: 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] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). Lojban. Retrieved May 3, 2026, from https://4ort.xyz/entity/lojban
MLA “Lojban.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/lojban.
BibTeX @misc{4ortxyz_lojban_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Lojban}}, year = {2026}, url = {https://4ort.xyz/entity/lojban}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Lojban — https://4ort.xyz/entity/lojban (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/lojban · 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. 2d ago · Yug · 2026-05-30 view diff on Wikidata ↗
    Instance of → logical language
    "/* wbsetclaim-create:2||1 */ [[Property:P31]]: [[Q33215]]"
  2. 9d ago · Twofivesixbot bot · 2026-05-23 view diff on Wikidata ↗
    Flag image → Lojbanlogo.svg
    Creator → —
    Inception → +1987-00-00T00:00:00Z
    Website → —
    + 17 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|3 */ [[Property:P8189]]: 987007559286405171, mv to monolingual text names on J9U statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.