CD-R

compact disc format that can be written once and read arbitrarily many times
class practices Q420778
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CD-R

Summary

CD-R ranks in the top 6% of practices entities by monthly Wikipedia readership (882 views/month).[1]

Key Facts

  • CD-R is credited with the discovery of Taiyo Yuden[2].
  • CD-R is credited with the discovery of Koninklijke Philips NV[3].
  • CD-R is credited with the discovery of Sony Group[4].
  • CD-R is a type of compact disc[5].
  • CD-R is a type of machine-readable medium[6].
  • CD-R is part of Rainbow Books[7].
  • CD-R's Commons category is recorded as CD-R[8].
  • CD-R was published on June 13, 1988[9].

Body

Works and Contributions

Credited discoveries include Taiyo Yuden[2], a business[10], in Japan[11], founded in 1950[12], headquartered in Kyōbashi[13]; Koninklijke Philips NV[3], an enterprise[14], in Netherlands[15], founded in 1891[16], headquartered in Amsterdam[17]; and Sony Group[4], a holding company[18], in Japan[19], founded in 1946[20], headquartered in Minato[21].

Why It Matters

CD-R ranks in the top 6% of practices entities by monthly Wikipedia readership (882 views/month).[1] CD-R has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[22] CD-R is known by 25 alternative names across languages and contexts.[23]

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . edocpublish.com. edocpublish.com. Provenance: wikidata.org.

Inline context (facts about related entities)

  1. [10] . Wikidata. wikidata.org. → on this site
  2. [11] . Wikidata. wikidata.org. → on this site
  3. [12] . Wikidata. wikidata.org. → on this site
  4. [13] . Wikidata. wikidata.org. → on this site
  5. [14] . Wikidata. wikidata.org. → on this site
  6. [15] . Wikidata. wikidata.org. → on this site
  7. [16] . Wikidata. wikidata.org. → on this site
  8. [17] . Wikidata. wikidata.org. → on this site
  9. [18] . Wikidata. wikidata.org. → on this site
  10. [19] . Wikidata. wikidata.org. → on this site
  11. [20] . Wikidata. wikidata.org. → on this site
  12. [21] . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [1] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [22] . Wikidata sitelinks. wikidata.org.
  3. [23] . 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). CD-R. Retrieved March 19, 2026, from https://4ort.xyz/entity/cd-r
MLA “CD-R.” 4ort.xyz Knowledge Graph, 4ort.xyz, 19 Mar. 2026, https://4ort.xyz/entity/cd-r.
BibTeX @misc{4ortxyz_cd-r_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{CD-R}}, year = {2026}, url = {https://4ort.xyz/entity/cd-r}, note = {Accessed: 2026-03-19}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): CD-R — https://4ort.xyz/entity/cd-r (retrieved 2026-03-19)

Canonical URL: https://4ort.xyz/entity/cd-r · Last refreshed:

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. 1d ago · Twofivesixbot bot · 2026-05-19 view diff on Wikidata ↗
    Freebase id /m/01zjj
    Art & architecture thesaurus id
    Microsoft academic id (discontinued) 2910943904
    Icon
    + 37 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update-qualifiers:1||1|5 */ [[Property:P2347]]: 17425, mv to monolingual text names on YSO statements"
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