潤滑

Lubrication - process or technique employed to reduce friction between, and wear of one or both, surfaces in proximity and moving relative to each other, by interposing a substance called a lubricant in between them. Article “潤滑” in Japanese Wikipedia has 6.1 points for quality (as of July 1, 2025). The article contains 1 references and 6 sections. The article also contains templates indicating quality issues, therefore its score was reduced by 0.32 points.

This article has the best quality in Croatian Wikipedia. However, the most popular language version of this article is English.

Since the creation of article “潤滑”, its content was written by 24 registered users of Japanese Wikipedia and edited by 467 registered Wikipedia users in all languages.

The article is cited 138 times in Japanese Wikipedia and cited 1721 times in all languages.

The highest Authors Interest rank from 2001:

• Local (Japanese): #4170 in December 2003
• Global: #25608 in February 2004

The highest popularity rank from 2008:

• Local (Japanese): #53334 in June 2010
• Global: #50918 in February 2009

There are 21 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	Croatian (hr) Podmazivanje		38.2451
2	German (de) Schmierung		31.0178
3	Catalan (ca) Lubrificació		24.4038
4	English (en) Lubrication		23.2404
5	Portuguese (pt) Lubrificação		22.8571
6	French (fr) Lubrification		19.0847
7	Chinese (zh) 潤滑		17.9633
8	Serbo-Croatian (sh) Podmazivanje		15.2096
9	Arabic (ar) تزليق		12.7839
10	Spanish (es) Lubricación		12.7304

More...

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

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

#	Language	Popularity award	Relative popularity
1	English (en) Lubrication		1 830 485
2	French (fr) Lubrification		488 798
3	Spanish (es) Lubricación		483 863
4	Japanese (ja) 潤滑		300 328
5	German (de) Schmierung		207 441
6	Portuguese (pt) Lubrificação		189 042
7	Polish (pl) Smarowanie		106 717
8	Persian (fa) روان‌کاری		93 188
9	Dutch (nl) Smering		45 151
10	Chinese (zh) 潤滑		39 636

More...

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 "潤滑" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Lubrication		4 502
2	French (fr) Lubrification		463
3	Persian (fa) روان‌کاری		416
4	Spanish (es) Lubricación		358
5	Simple English (simple) Lubrication		286
6	German (de) Schmierung		210
7	Japanese (ja) 潤滑		178
8	Chinese (zh) 潤滑		163
9	Portuguese (pt) Lubrificação		137
10	Korean (ko) 윤활		82

More...

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

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

#	Language	AI award	Relative AI
1	English (en) Lubrication		171
2	German (de) Schmierung		67
3	French (fr) Lubrification		64
4	Portuguese (pt) Lubrificação		28
5	Japanese (ja) 潤滑		24
6	Persian (fa) روان‌کاری		14
7	Dutch (nl) Smering		14
8	Polish (pl) Smarowanie		13
9	Catalan (ca) Lubrificació		12
10	Spanish (es) Lubricación		12

More...

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

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

#	Language	AI award	Relative AI
1	Arabic (ar) تزليق		0
2	Catalan (ca) Lubrificació		0
3	German (de) Schmierung		0
4	Greek (el) Λίπανση		0
5	English (en) Lubrication		0
6	Spanish (es) Lubricación		0
7	Persian (fa) روان‌کاری		0
8	Finnish (fi) Voiteluaine		0
9	French (fr) Lubrification		0
10	Croatian (hr) Podmazivanje		0

More...

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

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

#	Language	CI award	Relative CI
1	French (fr) Lubrification		356
2	English (en) Lubrication		301
3	Spanish (es) Lubricación		222
4	German (de) Schmierung		152
5	Japanese (ja) 潤滑		138
6	Chinese (zh) 潤滑		105
7	Persian (fa) روان‌کاری		62
8	Portuguese (pt) Lubrificação		51
9	Arabic (ar) تزليق		48
10	Croatian (hr) Podmazivanje		47

More...

#	Language	Value
ar	Arabic تزليق
ca	Catalan Lubrificació
de	German Schmierung
el	Greek Λίπανση
en	English Lubrication
es	Spanish Lubricación
fa	Persian روان‌کاری
fi	Finnish Voiteluaine
fr	French Lubrification
hr	Croatian Podmazivanje
ja	Japanese 潤滑
ko	Korean 윤활
ms	Malay Pelinciran
nl	Dutch Smering
pl	Polish Smarowanie
pt	Portuguese Lubrificação
sh	Serbo-Croatian Podmazivanje
simple	Simple English Lubrication
sr	Serbian Подмазивање
sv	Swedish Smörjning
zh	Chinese 潤滑

Best Rank

Japanese: #53334 06.2010

Global: #50918 02.2009

Best Rank

Japanese: #4170 12.2003

Global: #25608 02.2004

On 15 February 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Wuthering Heights, 2026 Winter Olympics, Epstein files, Ilia Malinin, Wuthering Heights, Ghislaine Maxwell, Lucas Pinheiro Braathen, 2026 Winter Olympics medal table, Valentine's Day.

In Japanese Wikipedia the most popular articles on that day were: 黒岩里奈, 堀島行真, 安野貴博, 竹内涼真, 教場 (テレビドラマ), 平野歩夢, 三浦璃来, 木原龍一, 吉村紗也香, 髙木美帆.

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