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ontology

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ontology

Summary

ontology is a field of study[1]. ontology ranks in the top 10% of field_of_study entities by monthly Wikipedia readership (471 views/month).[2]

Key Facts

  • ontology's instance of is recorded as field of study[3].
  • ontology is a type of knowledge base[4].
  • ontology is a type of data model[5].
  • ontology is a type of data schema[6].
  • ontology is a type of specification[7].
  • ontology is a type of knowledge organization system[8].
  • ontology's Commons category is recorded as Ontology[9].
  • ontology's said to be the same as is recorded as knowledge graph[10].
  • ontology comprises ABox[11].
  • ontology comprises TBox[12].
  • ontology comprises RBox[13].
  • ontology comprises class[14].
  • ontology comprises relation[15].
  • ontology comprises attribute[16].
  • ontology's has cause is recorded as classification[17].
  • ontology's topic's main category is recorded as Category:Ontology (information science)[18].
  • ontology's described at URL is recorded as https://tomgruber.org/writing/onto-design.pdf[19].
  • ontology's described at URL is recorded as https://perso.liris.cnrs.fr/alain.mille/enseignements/Ecole_Centrale/What%20is%20an%20ontology%20and%20why%20we%20need%20it.htm[20].
  • ontology's facet of is recorded as knowledge representation[21].
  • ontology's facet of is recorded as knowledge base[22].
  • ontology's facet of is recorded as knowledge graph[23].
  • ontology's Stack Exchange tag is recorded as https://stackoverflow.com/tags/ontology[24].
  • ontology's used by is recorded as frame-based expert system[25].
  • ontology's used by is recorded as Semantic Web[26].
  • ontology's has characteristic is recorded as similarity[27].

Body

Definition and Type

ontology's instance of is recorded as field of study[3]. Recorded subclass of include knowledge base[4], data model[5], data schema[6], specification[7], and knowledge organization system[8].

Use and Application

Components include ABox[11], a specialized term[28]; TBox[12], a specialized term[29]; RBox[13]; class[14], a metaclass[30]; relation[15], a type of property[31]; and attribute[16], a type of property[32]. Recorded used by include frame-based expert system[25] and Semantic Web[26].

Why It Matters

ontology ranks in the top 10% of field_of_study entities by monthly Wikipedia readership (471 views/month).[2] ontology has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[33] ontology is known by 30 alternative names across languages and contexts.[34]

Related Entities

artificial intelligence Barry Smith Benjamin M. Good Bijan Parsia Charles Tapley Hoyt Christian F. Hempelmann Christopher J. Mungall computer science Cyc Deborah L. McGuinness DeMar DeRozan Diana Maynard Douglas B. Lenat Douglas Skuce Elias Kärle Emiliano Reynares frame-based expert system Heinrich Christian Mayr Hideaki Takeda Ian R. Horrocks information science Jakub Klímek Jiaoyan Chen Jorge Gracia del Río Maria Belinson Mario Cannataro Mark A. Musen Martin Žáček Matias Frosterus Metadata Research Center

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] ↑ . enterprise-knowledge.com. Retrieved . enterprise-knowledge.com. Provenance: wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . tomgruber.org. Retrieved . tomgruber.org. Provenance: 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] ↑ . tomgruber.org. tomgruber.org. Provenance: wikidata.org.
  13. [15] ↑ . enterprise-knowledge.com. enterprise-knowledge.com. Provenance: wikidata.org.
  14. [16] ↑ . enterprise-knowledge.com. enterprise-knowledge.com. 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] ↑ . perso.liris.cnrs.fr. Retrieved . perso.liris.cnrs.fr. Provenance: wikidata.org.
  21. [23] ↑ . enterprise-knowledge.com. Retrieved . enterprise-knowledge.com. Provenance: wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . wikidata.org.

Inline context (facts about related entities)

  1. [28] ↑ . Wikidata. wikidata.org. → on this site
  2. [29] ↑ . Wikidata. wikidata.org. → on this site
  3. [30] ↑ . Wikidata. wikidata.org. → on this site
  4. [31] ↑ . Wikidata. wikidata.org. → on this site
  5. [32] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [33] ↑ . Wikidata sitelinks. wikidata.org.
  3. [34] ↑ . 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). ontology. Retrieved May 3, 2026, from https://4ort.xyz/entity/ontology-q324254
MLA “ontology.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ontology-q324254.
BibTeX @misc{4ortxyz_ontology-q324254_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ontology}}, year = {2026}, url = {https://4ort.xyz/entity/ontology-q324254}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ontology — https://4ort.xyz/entity/ontology-q324254 (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. 18d ago · Twofivesixbot bot · 2026-05-19 view diff on Wikidata ↗
    Significant person → Q7816025, Barry Smith, Heinrich Herre +1
    Used by → —
    Different from → ontology, ontology, thesaurus +1
    Facet of → knowledge representation, knowledge base, knowledge graph
    + 18 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|5 */ [[Property:P2347]]: 22929, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.