PCDD

Polychlorinated dibenzodioxin - any chemical compound of dibenzo-1,4-dioxin class having at least two chlorine atoms attached to benzene rings. Article “PCDD” in Italian Wikipedia has 9.5 points for quality (as of July 1, 2025). The article contains 1 references and 4 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Italian) language version.

Since the creation of article “PCDD”, its content was written by 29 registered users of Italian Wikipedia and edited by 722 registered Wikipedia users in all languages.

The article is cited 14 times in Italian Wikipedia and cited 807 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Italian): #6087 in July 2011
• Global: #334 in December 2004

The highest popularity rank from 2008:

• Local (Italian): #95668 in March 2008
• Global: #15707 in January 2011

There are 16 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	English (en) Polychlorinated dibenzodioxins		90.2245
2	Polish (pl) Dioksyny		78.4879
3	Spanish (es) Dibenzodioxinas policloradas		72.6701
4	Hungarian (hu) Poliklór-dibenzodioxin		59.522
5	Portuguese (pt) Dibenzodioxinas policloradas		39.7637
6	Russian (ru) Диоксины		32.3505
7	French (fr) Polychlorodibenzo-p-dioxine		26.6125
8	Swedish (sv) Polyklorerade dibensodioxiner		25.3721
9	Esperanto (eo) Poliklorizita dibenzofurano		23.1125
10	Chinese (zh) 多氯双苯并对二?英		21.9431

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "PCDD" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Polychlorinated dibenzodioxins		1 476 933
2	Russian (ru) Диоксины		1 086 572
3	Polish (pl) Dioksyny		547 603
4	Swedish (sv) Polyklorerade dibensodioxiner		103 075
5	French (fr) Polychlorodibenzo-p-dioxine		61 018
6	Italian (it) PCDD		45 866
7	Japanese (ja) ポリ塩化ジベンゾ-p-ジオキシン		44 155
8	Hungarian (hu) Poliklór-dibenzodioxin		36 749
9	Serbo-Croatian (sh) Dioksin		24 800
10	Portuguese (pt) Dibenzodioxinas policloradas		16 858

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "PCDD" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Polychlorinated dibenzodioxins		3 070
2	Russian (ru) Диоксины		2 288
3	Polish (pl) Dioksyny		475
4	Japanese (ja) ポリ塩化ジベンゾ-p-ジオキシン		144
5	Chinese (zh) 多氯双苯并对二?英		133
6	French (fr) Polychlorodibenzo-p-dioxine		131
7	Hungarian (hu) Poliklór-dibenzodioxin		123
8	Italian (it) PCDD		91
9	Swedish (sv) Polyklorerade dibensodioxiner		87
10	Portuguese (pt) Dibenzodioxinas policloradas		57

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "PCDD" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Polychlorinated dibenzodioxins		289
2	Russian (ru) Диоксины		113
3	French (fr) Polychlorodibenzo-p-dioxine		63
4	Polish (pl) Dioksyny		57
5	Hungarian (hu) Poliklór-dibenzodioxin		54
6	Finnish (fi) Polyklooratut dibentsodioksiinit		33
7	Italian (it) PCDD		29
8	Swedish (sv) Polyklorerade dibensodioxiner		24
9	Arabic (ar) مركبات ثنائي بنزو الديوكسين متعددة الكلور		21
10	Esperanto (eo) Poliklorizita dibenzofurano		8

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "PCDD" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) مركبات ثنائي بنزو الديوكسين متعددة الكلور		0
2	English (en) Polychlorinated dibenzodioxins		0
3	Esperanto (eo) Poliklorizita dibenzofurano		0
4	Spanish (es) Dibenzodioxinas policloradas		0
5	Finnish (fi) Polyklooratut dibentsodioksiinit		0
6	French (fr) Polychlorodibenzo-p-dioxine		0
7	Hungarian (hu) Poliklór-dibenzodioxin		0
8	Italian (it) PCDD		0
9	Japanese (ja) ポリ塩化ジベンゾ-p-ジオキシン		0
10	Polish (pl) Dioksyny		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "PCDD" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Polychlorinated dibenzodioxins		363
2	Russian (ru) Диоксины		157
3	Chinese (zh) 多氯双苯并对二?英		65
4	Polish (pl) Dioksyny		48
5	Swedish (sv) Polyklorerade dibensodioxiner		36
6	Portuguese (pt) Dibenzodioxinas policloradas		27
7	French (fr) Polychlorodibenzo-p-dioxine		23
8	Arabic (ar) مركبات ثنائي بنزو الديوكسين متعددة الكلور		18
9	Italian (it) PCDD		14
10	Japanese (ja) ポリ塩化ジベンゾ-p-ジオキシン		14

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#	Language	Value
ar	Arabic مركبات ثنائي بنزو الديوكسين متعددة الكلور
en	English Polychlorinated dibenzodioxins
eo	Esperanto Poliklorizita dibenzofurano
es	Spanish Dibenzodioxinas policloradas
fi	Finnish Polyklooratut dibentsodioksiinit
fr	French Polychlorodibenzo-p-dioxine
hu	Hungarian Poliklór-dibenzodioxin
it	Italian PCDD
ja	Japanese ポリ塩化ジベンゾ-p-ジオキシン
pl	Polish Dioksyny
pt	Portuguese Dibenzodioxinas policloradas
ru	Russian Диоксины
sh	Serbo-Croatian Dioksin
sr	Serbian Polihlorovani dibenzodioksin
sv	Swedish Polyklorerade dibensodioxiner
zh	Chinese 多氯双苯并对二?英

Best Rank

Italian: #95668 03.2008

Global: #15707 01.2011

Best Rank

Italian: #6087 07.2011

Global: #334 12.2004

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information