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radius

one of the two long bones of the forearm
Class type of: arm bone, long bone, particular anatomical entity Q178492

Facts

9 properties
Subclass of
arm bone, long bone, particular anatomical entity, human bone, endochondral bone[5]
Part of
set of bones of free part of upper limb[6]
Connects with
Oblique cord of the forearm, interosseous membrane of forearm, humerus, ulna, lunate bone, scaphoid bone[19][20][21][22][23][24]
Described by source
Gray's Anatomy (20th edition), Brockhaus and Efron Encyclopedic Dictionary, Great Soviet Encyclopedia (1926–1947)[15][16][17]
Has part(s)
head of radius, neck of radius, body of radius, Radial styloid process, Lister's tubercle, subdivision of surface of distal epiphysis of radius, Ulnar notch of the radius, carpal articular surface of radius[7][8][9][10][11][12][13][14]
Image harvest run
pdhero-20261109T032439Z
Image last checked license
CC BY-SA 2.1 jp
Image unavailable reason
no_pd_license
NCI Thesaurus ID
C12777[18]
🏷️ Also known as
en radius bone en radial bone en radius ar عظمة الكعبرة ar كعبرة ar كعبره ar Radius ar الكعبرة ar عظم الكعبرة cs kost vřetenní cs radius cs vřetenní kost da Spoleben de Radiuskopf de Radiusköpfchen el Κερκίδα es hueso radial es Radio fa رادیوس fa زند زبرین
🔖 Identifiers · 31
Library of Congress Authorities ID
sh85110812
Image (Wikimedia Commons)
Radius - animation2.gif ↗
BNCF Thesaurus ID
53997
Bibliothèque nationale de France ID
12390271w
Dewey Decimal Classification
611.717
Encyclopædia Britannica Online ID
science/radius-bone
Foundational Model of Anatomy ID
23463
Freebase ID
/m/02sngr
ICD-11 ID (Foundation)
255752241
ICD-11 ID (MMS)
XA3WG1
J9U entity ID
987007560613805171
JSTOR topic ID (archived)
radius-fractures
Show all 31 identifiers +19
KBpedia ID
Radius-Bone
Lex ID
spoleben
MeSH descriptor ID
D011884
MeSH tree code
A02.835.232.087.090.700
NALT ID
50166
National Library of Latvia ID
000296829
PACTOLS thesaurus ID
pcrt984d11kj5w
ScienceDirect topic ID
medicine-and-dentistry/radius-bone, agricultural-and-biological-sciences/radius-bone
Store medisinske leksikon ID
spoleben, spolebeinet
TA2 ID
1210
TA98 Latin term
radius
Terminologia Anatomica 98 ID
A02.4.05.001
Topic's main category
Category:Radius (bone)
UBERON ID
0001423
UMLS CUI
C0034627, C0223700
WikiSkripta article ID
7458
WordNet 3.1 Synset ID
05601073-n
YSO ID
24910
Yale LUX ID
concept/fe74a92a-5b7e-43b4-9a4d-55344b191b31

Report an error or request removal Lineage (PROV-JSON)

🔗 Connections
← Connects with 7
humerus, scaphoid bone, lunate bone, extensor retinaculum of the hand, interosseous membrane of forearm, humeroradial joint, Oblique cord of the forearm
Connects with 6
humerus, ulna, scaphoid bone, lunate bone, interosseous membrane of forearm, Oblique cord of the forearm
Has part(s) 3
Radial styloid process, head of radius, Ulnar notch of the radius
Has these parts 3
Radial styloid process, head of radius, Ulnar notch of the radius
← Anatomical location 2
humeroradial joint, proximal radioulnar joint
Belongs to 1
long bone
Described by source 1
Brockhaus and Efron Encyclopedic Dictionary
Subclass of 1
long bone
Topic's main category 1
Category:Radius (bone)
← Category's main topic 1
Category:Radius (bone)
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Summary

radius is a type of arm bone[1], long bone[2], particular anatomical entity[3], and human bone[4].

References

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

Direct Wikidata claims

  1. [1] ↑ . wikidata.org.
  2. [2] ↑ . Foundational Model of Anatomy. Retrieved . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [5] ↑ . wikidata.org.
  6. [6] ↑ . wikidata.org.
  7. [7] ↑ . wikidata.org.
  8. [8] ↑ . wikidata.org.
  9. [9] ↑ . wikidata.org.
  10. [10] ↑ . wikidata.org.
  11. [11] ↑ . wikidata.org.
  12. [12] ↑ . wikidata.org.
  13. [13] ↑ . wikidata.org.
  14. [14] ↑ . wikidata.org.
  15. [15] ↑ . bartleby.com. Retrieved . bartleby.com. Provenance: wikidata.org.
  16. [16] ↑ . wikidata.org.
  17. [17] ↑ . wikidata.org.
  18. [18] ↑ . wikidata.org.
  19. [19] ↑ . wikidata.org.
  20. [20] ↑ . wikidata.org.
  21. [21] ↑ . wikidata.org.
  22. [22] ↑ . wikidata.org.
  23. [23] ↑ . wikidata.org.
  24. [24] ↑ . 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). radius. Retrieved November 8, 2026, from https://4ort.xyz/entity/radius-q178492
MLA “radius.” 4ort.xyz Knowledge Graph, 4ort.xyz, 8 Nov. 2026, https://4ort.xyz/entity/radius-q178492.
BibTeX @misc{4ortxyz_radius-q178492_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{radius}}, year = {2026}, url = {https://4ort.xyz/entity/radius-q178492}, note = {Accessed: 2026-11-08}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): radius — https://4ort.xyz/entity/radius-q178492 (retrieved 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. 25w ago · Twofivesixbot bot · 2026-05-18 view diff on Wikidata ↗
    Part of → set of bones of free part of upper limb
    Subclass of → arm bone, long bone, particular anatomical entity +2
    Has part(s) → head of radius, neck of radius, body of radius +5
    Connects with → Oblique cord of the forearm, interosseous membrane of forearm, humerus +3
    + 3 other properties edited (see Wikidata diff for full list)
    "Changed claim qualifiers: YSO ID: 24910, mv to monolingual text names on YSO statements"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.