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污 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
filthy, dirty; polluted, impureHSK 3, vn, 6 strokes, radical 氵, rank #17075, Hard
foulHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Hard
corruptHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Hard
to smearHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Hard
to defileHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Hard
dirtHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Hard
filthHSK 3, unknown, 6 strokes, radical 氵, rank #17075, Hard
(wu1) T1
  1. 1filthy, dirty; polluted, impure
  2. 2foul
Listen to the audio pronunciation 3 times to gain XP
March 24, 2026
(汚)(wu1)

污 (wū) refers to something that is dirty, filthy, or polluted. It can describe physical dirt, such as grime or stains, as well as metaphorical meanings, like corruption or moral impurity. This word is often used in contexts discussing environmental issues or moral decay.

Strokes6RadicalFrequency#17075DifficultyHard
Cultural Note

污 is frequently used in discussions around environmental pollution in China, especially given the country's rapid industrialization and the resultant environmental crises. Awareness of污 helps learners understand contemporary socio-political issues in Chinese society.

Memory Tip

Imagine a muddy field where a 'woo' (wū) of filth has spread everywhere. The character 污 resembles a person with a dirty shirt (the water radical 氵) and dirt on the ground (the other part of the character), reminding you of something that is tainted and unclean.

Meanings of 污

(wu1)
1filthy, dirty; polluted, impure
2foul
Exercise 1 of 3

Listen & Choose the Meaning

Choose the correct answer:

About 污

Simplified
Traditional
6Strokes
Radical
名动词dòngcíverb-noun (v.-n.)Part of Speech
#17075Frequency Rank
HSK 3.0L3

Podcast: 污

JasonAmy

Podcast:

Listen to Jason & Amy break down this word for you

AI Study Notes for 污

Quick Contrast

污 (wū) vs 脏 (zāng) — use 污 for pollution or metaphorical moral impurity, while 脏 refers more generally to physical dirtiness.

Memory Mnemonic

Imagine a muddy field where a 'woo' (wū) of filth has spread everywhere. The character 污 resembles a person with a dirty shirt (the water radical 氵) and dirt on the ground (the other part of the character), reminding you of something that is tainted and unclean.

Usage Notes

Be careful not to confuse 污 with similar-sounding characters. It's commonly used in both written and spoken Chinese, particularly in discussions about pollution. Remember that it can also be used in formal contexts, so avoid overly casual language when discussing serious topics related to corruption or environmental issues.

HSK Study Tips

Although 污 is not part of the standard HSK vocabulary, it connects well with words related to cleanliness or purity at the same level, like 干净 (gānjìng - clean) and 清洁 (qīngjié - to clean). Focus on understanding its usage in environmental dialogues.

Cultural Note

污 is frequently used in discussions around environmental pollution in China, especially given the country's rapid industrialization and the resultant environmental crises. Awareness of污 helps learners understand contemporary socio-political issues in Chinese society.

Common Mistakes

Learners often mistakenly write 污 as 无 (wú), which means 'none' or 'not.' Ensure you remember that 污 has the water radical 氵, indicating its connection to dirtiness or pollution.

AI-enhanced 2026-03-24

Pronunciation of 污

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Etymology of 污

Formation Typepictophonetic
六书 ClassificationPhono-semantic (形声字)~80-90% of characters
Memory Hint

water

Semantic (meaning)
+
Phonetic (sound)
Learn more about Phono-semantic (形声字) characters
Exercise 1 of 1

Character Formation Type

What type of character formation is 污?

Decomposition of 污

IDS Structure⿰氵亏
Full Character
=
shui3
left
kui1
right
Exercise 1 of 2

Identify the Components

Which of these is a component of 污?

Write 污

Practice writing stroke by stroke. Watch the animation to learn the stroke order, then try writing it yourself.

Write correctly 3 times to earn XP

Grammar Patterns of 污

污 functions as a verb — the action or state of the sentence. The Chinese order is Subject + Verb + Object (我吃饭). Negate it with 不 (habitual / future) or 没(有) (completed action). Add aspect markers like 了, 过, 着 directly after the verb. It carries 7 related meanings, each with its own usage notes below. The example sentences below show it in action, with practice buttons (Listen, Practice Writing, Practice Speaking) on every line.

Exercise 1 of 4

Complete the Sentence

全国的核武器工厂均受到了有毒废弃物的严重____染。

Nuclear weapons plants across the country are heavily contaminated with toxic wastes.

Common Confusions with 污

vs

Similar pronunciation but different meaning.

vs

Different meaning and usage despite similar pronunciation.

vs

Same pronunciation but different meaning.

Exercise 1 of 1

Spot the Difference

Which character means "filthy, dirty; polluted, impure"?

or

Example Sentences for 污 (10)

Listen to all sentences once to receive XP
1
全国的核武器工厂均受到了有毒废弃物的严重污染。

quán guó de hé wǔ qì gōng chǎng jūn shòu dào le yǒu dú fèi qì wù de yán zhòng wū rǎn。

Nuclear weapons plants across the country are heavily contaminated with toxic wastes.
2
池塘表面有一层黏腻腻的污泥。

chí táng biǎo miàn yǒu yī céng nián nì nì de wū ní。

There was an unappealing film of slime on top of the pond.
3
卡普里岛附近海域的污染也许仅仅是个开始。

kǎ pǔ lǐ dǎo fù jìn hǎi yù de wū rǎn yě xǔ jǐn jǐn shì gè kāi shǐ。

The contamination of the sea around Capri may be just the beginning.
4
关注环境的德国人对汽车造成的污染十分担心。

guān zhù huán jìng de dé guó rén duì qì chē zào chéng de wū rǎn shí fēn dān xīn。

Environmentally-conscious Germans are worried about the pollution the car produces.
5
污水中的营养物确实会加快港口的海藻生长。

wū shuǐ zhōng de yíng yǎng wù què shí huì jiā kuài gǎng kǒu de hǎi zǎo shēng cháng。

Sewage nutrients do increase algal growth in the harbour.
6
超过10万人可能会在饮用受到污染的水后患病。

chāo guò10 10 wàn rén kě néng huì zài yǐn yòng shòu dào wū rǎn de shuǐ hòu huàn。

More than 100,000 people could fall ill after drinking contaminated water.
7
这很可能是世界上受污染最严重的一片水域。

zhè hěn kě néng shì shì jiè shàng shòu wū rǎn zuì yán zhòng de yī piàn shuǐ yù。

It is probably the most polluted body of water in the world.
8
伦道夫的著作专门论述污染对健康的影响。

lún dào fū de zhù zuò zhuān mén lùn shù wū rǎn duì jiàn kāng de yǐng xiǎng。

Randolph's work was exclusively concerned with the effects of pollution on health.
9
在黄石公园里使用雪车这一想法,为人们提供了一种对环境低影响、低污染的游览方式。

zài huáng shí gōng yuán lǐ shǐ yòng xuě chē zhè yī xiǎng fǎ, , wéi rén mén tí gōng le yī zhǒng duì huán jìng dī yǐng、 xiǎng 、 dī wū rǎn de yóu lǎn。

The snowcoach concept in Yellowstone provides low-impact, low-pollution access.
10
从汉福德受污染的土地里渗出的有毒物质很快就在水中稀释了。

cóng hàn fú dé shòu wū rǎn de tǔ dì lǐ shèn chū de yǒu dú wù zhì hěn kuài jiù zài shuǐ zhōng xī shì le。

The poisons seeping from Hanford's contaminated land quickly dilute in the water.

Cultural Notes for 污

🏮Cultural insight

污 is frequently used in discussions around environmental pollution in China, especially given the country's rapid industrialization and the resultant environmental crises. Awareness of污 helps learners understand contemporary socio-political issues in Chinese society.

Word Family of 污

Words Containing This Character20
污染wūrǎnpollution
污水wūshuǐsewage
贪污tānwūto be corrupt貪污
玷污to stain
污点stain污點
dirty
污染物pollutant
污渍stain污漬
污秽wūhuìnasty污穢
排污to drain sewage
环境污染environmental pollution環境污染
污迹blotch污跡
污垢filth
污蔑wūmièto slander污衊
污辱to humiliate
水污染water pollution
同流合污to wallow in the mire with sb (idiom); to follow the bad example of others
油污greasy and dirty
污浊dirty污濁
污泥mud
Exercise 1 of 4

Compound Meaning

What does 污染 mean?

Frequently Asked Questions about 污

Synonyms for 污 (wū) include 脏 (zāng), which means dirty, and 污秽 (wūhuì), which means filth or impurity. These words can be used interchangeably depending on the context, especially when discussing cleanliness or moral integrity.