ruler

tool used to draw or measure distances along a straight line
Thing product_category Q104555
ruler
Gowolves109 · Public Domain · Wikimedia
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ruler

Summary

ruler is a product category[1]. ruler draws 404 Wikipedia views per month (product_category category, ranking #43 of 193).[2]

Key Facts

  • ruler's image is recorded as Measurement unit.jpg[3].
  • ruler's image is recorded as Ruler image.jpg[4].
  • ruler's instance of is recorded as product category[5].
  • ruler's GND ID is recorded as 4348439-6[6].
  • ruler's Library of Congress authority ID is recorded as sh85115809[7].
  • ruler's subclass of is recorded as metrological mechanism[8].
  • ruler's subclass of is recorded as stationery[9].
  • ruler's subclass of is recorded as measuring instrument[10].
  • ruler's subclass of is recorded as straightedge[11].
  • ruler's subclass of is recorded as measuring tools & sensor[12].
  • ruler's Commons category is recorded as Rulers[13].
  • ruler's Unicode character is recorded as 📏[14].
  • ruler's Freebase ID is recorded as /m/0hdln[15].
  • ruler's topic's main category is recorded as Category:Rulers[16].
  • ruler's Commons gallery is recorded as Ruler[17].
  • ruler's Art & Architecture Thesaurus ID is recorded as 300266529[18].
  • ruler's Iconclass notation is recorded as 49D511(RULER)[19].
  • ruler's Gran Enciclopèdia Catalana ID is recorded as 0138085[20].
  • ruler's Gran Enciclopèdia Catalana ID is recorded as 0206817[21].
  • ruler's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[22].
  • ruler's partially coincident with is recorded as straightedge[23].
  • ruler's Encyclopædia Britannica Online ID is recorded as technology/rule-instrument[24].
  • ruler's different from is recorded as lineyka carriage[25].
  • ruler's different from is recorded as ruler[26].
  • ruler's EAGLE id is recorded as decor/lod/265[27].

Why It Matters

ruler draws 404 Wikipedia views per month (product_category category, ranking #43 of 193).[2] ruler has Wikipedia articles in 29 language editions, a strong signal of global cultural recognition.[28] ruler is known by 26 alternative names across languages and contexts.[29]

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] . Google Product Taxonomy. wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . github.com. Retrieved . github.com. Provenance: wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Google Product Taxonomy. wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . Freebase Data Dumps. wikidata.org.
  14. [16] . 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). ruler. Retrieved May 3, 2026, from https://4ort.xyz/entity/ruler
MLA “ruler.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ruler.
BibTeX @misc{4ortxyz_ruler_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ruler}}, year = {2026}, url = {https://4ort.xyz/entity/ruler}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ruler — https://4ort.xyz/entity/ruler (retrieved 2026-05-03)

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