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length contraction

the contraction of length in the direction of propagation in special relativity
Thing physical_phenomenon Q836595

Facts

4 properties
Instance of
physical phenomenon, physical theory[4]
Discoverer or inventor
Hendrik Lorentz, George FitzGerald[2][3]
On focus list of Wikimedia project
Wikipedia:Vital articles/Level/4[7]
Time of discovery or invention
1889, 1892[5][6]
🏷️ Also known as
en length contraction en Lorentz contraction en Lorentz–FitzGerald contraction en Lorentz-FitzGerald contraction ar تقلص الأطوال cs kontrakce délek da Længdeforkortelse de Relativistische Längenkontraktion de Längenkontraktion de Lorentz-FitzGerald-Kontraktion de Lorentzkontraktion es Contracción de FitzGerald Lorentz es Contraccion de FitzGerald-Lorentz es Contracción de FitzGerald-Lorentz es Contracción de Lorentz-FitzGerald es Contraccion de FitzGerald Lorentz es Contracción de Lorentz FitzGerald es Contraccion de Lorentz FitzGerald es contracción de Lorentz es Contraccion de Lorentz
🔖 Identifiers · 7
OpenAlex ID
C122679697
Encyclopædia Britannica Online ID
science/Lorentz-FitzGerald-contraction
Freebase ID
/m/01xvq1
Lex ID
længdeforkortelse, Lorentz-forkortelse
Microsoft Academic ID (discontinued)
122679697
PSH ID
3171
ProofWiki ID
Definition:Lorentz-Fitzgerald_Contraction

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🔗 Connections
Created notable works 2
Hendrik Lorentz, George FitzGerald
Discoverer or inventor 2
Hendrik Lorentz, George FitzGerald
Instance of 1
physical phenomenon
On focus list of Wikimedia project 1
Wikipedia:Vital articles/Level/4
← Has characteristic 1
theory of relativity
← Main subject 1
ladder paradox
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Summary

length contraction is a physical phenomenon[1].

Related Entities

George FitzGerald Hendrik Lorentz

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [2] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). length contraction. Retrieved November 8, 2026, from https://4ort.xyz/entity/length-contraction
MLA “length contraction.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Nov. 2026, https://4ort.xyz/entity/length-contraction.
BibTeX @misc{4ortxyz_length-contraction_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{length contraction}}, year = {2026}, url = {https://4ort.xyz/entity/length-contraction}, note = {Accessed: 2026-11-08}}
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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. 7w ago · C960657 · 2026-09-18 view diff on Wikidata ↗
    Lex ID → længdeforkortelse, Lorentz-forkortelse
    Instance of → physical phenomenon, physical theory
    Instance of → —
    Discoverer or inventor → Hendrik Lorentz, George FitzGerald
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ Lex ID: Lorentz-forkortelse"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.