focus

fixed reference point; special points with reference to which any of a variety of curves is constructed

Class type of: point Q3568

Facts

2 properties

Subclass of: point^[1]
Different from: focus of a conic section^[2]

🏷️ Also known as

en directrix circle en foci en focus en focus of a parabola en focuses ar بؤرة ar بؤره ar محرق cs ohnisko de Brennpunkt es foco fa کانون (هندسه) fi Polttopiste fr foyer he מוקד he מוקד גאומטרי he מוקד גיאומטרי hu fókusz it fuochi it fuoco

🔖 Identifiers · 7

Image (Wikimedia Commons): Excentricite.png ↗
Encyclopædia Britannica Online ID: topic/focus-conic-section
Freebase ID: /m/03__zs
Microsoft Academic ID (discontinued): 165442376
OmegaWiki Defined Meaning: 672778
Quora topic ID: Focus-30
WordNet 3.1 Synset ID: 05712641-n, 08589882-n

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🔗 Connections

Subclass of 1

point

← SNARC ID 1

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References

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

Direct Wikidata claims

📑 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). focus. Retrieved November 11, 2026, from https://4ort.xyz/entity/focus-q3568

MLA “focus.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Nov. 2026, https://4ort.xyz/entity/focus-q3568.

BibTeX

@misc{4ortxyz_focus-q3568_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{focus}}, year = {2026}, url = {https://4ort.xyz/entity/focus-q3568}, note = {Accessed: 2026-11-11}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): focus — https://4ort.xyz/entity/focus-q3568 (retrieved 2026-11-11)

Canonical URL: https://4ort.xyz/entity/focus-q3568 · Last refreshed: November 11, 2026