X-bar theory

in generative grammar, the theory of syntactic category formation that ① phrases may contain intermediate constituents projected from a head X; and that ② this system of projected constituency may be common to more than one category (e.g. N, V, A, P)
Thing scientific_model Q1861110
Press Enter · cited answer in seconds

X-bar theory

Summary

X-bar theory is a scientific model[1]. It draws 158 Wikipedia views per month (scientific_model category, ranking #21 of 74).[2]

Key Facts

  • X-bar theory is credited with the discovery of Noam Chomsky[3].
  • X-bar theory's instance of is recorded as scientific model[4].
  • X-bar theory's GND ID is recorded as 4190366-3[5].
  • +1970-00-00T00:00:00Z marks the founding of X-bar theory[6].
  • X-bar theory's Freebase ID is recorded as /m/01dn0b[7].
  • X-bar theory's Stack Exchange tag is recorded as https://linguistics.stackexchange.com/tags/x-bar-theory[8].
  • X-bar theory's Quora topic ID is recorded as X-bar-Theory[9].
  • X-bar theory's schematic is recorded as Xbarschema deutsch.001.jpg[10].
  • X-bar theory's schematic is recorded as X-bar schema (basic).png[11].
  • X-bar theory's Microsoft Academic ID is recorded as 2777516012[12].

Body

Works and Contributions

X-bar theory is credited with the discovery of Noam Chomsky[3].

Why It Matters

X-bar theory draws 158 Wikipedia views per month (scientific_model category, ranking #21 of 74).[2] It has Wikipedia articles in 14 language editions, a strong signal of global cultural recognition.[13] It is known by 20 alternative names across languages and contexts.[14]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [3] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . Freebase Data Dumps. wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . Quora. wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [13] . Wikidata sitelinks. wikidata.org.
  3. [14] . 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). X-bar theory. Retrieved May 3, 2026, from https://4ort.xyz/entity/x-bar-theory
MLA “X-bar theory.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/x-bar-theory.
BibTeX @misc{4ortxyz_x-bar-theory_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{X-bar theory}}, year = {2026}, url = {https://4ort.xyz/entity/x-bar-theory}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): X-bar theory — https://4ort.xyz/entity/x-bar-theory (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/x-bar-theory · Last refreshed: