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海 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
hǎisurname HaiHSK 3, n, 10 strokes, radical 氵, rank #1546, Medium
hǎioceanHSK 3, n, 10 strokes, radical 氵, rank #1546, Medium
hǎiseaHSK 3, n, 10 strokes, radical 氵, rank #1546, Medium
hǎi>个[gè],片[piàn]HSK 3, n, 10 strokes, radical 氵, rank #1546, Medium
hǎigreat number of people or thingsHSK 3, n, 10 strokes, radical 氵, rank #1546, Medium
hǎi(dialect) numerousHSK 3, n, 10 strokes, radical 氵, rank #1546, Medium
hǎisea, ocean; maritimeHSK 3, n, 10 strokes, radical 氵, rank #1546, Medium
hǎi(hai3) T3
  1. 1ocean
  2. 2sea
Listen to the audio pronunciation 3 times to gain XP
March 24, 2026
hǎi(hai3)

The character 海 (hǎi) primarily means 'sea' or 'ocean.' It is commonly used in contexts related to water bodies, maritime activities, and geography. Additionally, it can denote a vast number of items or people, especially in dialectical usage, emphasizing abundance.

Strokes10RadicalFrequency#1546DifficultyMedium
Cultural Note

In Chinese culture, the sea (海) symbolizes vastness and mystery, often featured in poetry and literature. The importance of maritime trade in historical contexts has made this character significant in Chinese history.

Memory Tip

Imagine a great 'hi' (hǎi) coming from a sailor who just spotted the vast ocean (海). The character has the water radical (氵), which connects to its meaning of 'sea,' making it easier to remember its watery essence.

Meanings of 海

hǎi(hai3)
1ocean
2sea
Exercise 1 of 2

Listen & Choose the Meaning

Choose the correct answer:

About 海

Simplified
10Strokes
Radical
名词míngcínoun (n.)Part of Speech
#1546Frequency Rank
HSK 3.0L3ElementaryTOCFLL2YCTL3HSKKL1CEFRA1

Podcast: 海

JasonAmy

Podcast:

Listen to Jason & Amy break down this word for you

AI Study Notes for 海

Quick Contrast

海 (hǎi, sea) vs 津 (jīn, ferry or port) — use 海 when referring to large bodies of saltwater, while 津 refers specifically to places where boats dock.

Memory Mnemonic

Imagine a great 'hi' (hǎi) coming from a sailor who just spotted the vast ocean (海). The character has the water radical (氵), which connects to its meaning of 'sea,' making it easier to remember its watery essence.

Usage Notes

Learners often confuse 海 with other water-related terms like 河 (hé, river). It is used in both formal and informal settings, but be mindful of its collocations, such as 海洋 (hǎiyáng, ocean) or 海边 (hǎibiān, seaside). The third tone (hǎi) can sometimes be mispronounced as a second tone.

HSK Study Tips

海 is not classified under the HSK levels, but it is essential for beginners since it connects to basic geography and environment vocabulary. Students should focus on its usage in phrases related to nature and oceanic terms.

Cultural Note

In Chinese culture, the sea (海) symbolizes vastness and mystery, often featured in poetry and literature. The importance of maritime trade in historical contexts has made this character significant in Chinese history.

Common Mistakes

Learners sometimes confuse 海 with other characters due to similar pronunciation. For example, saying 海 (hǎi) instead of 还 (hái, meaning 'still' or 'also') can lead to misunderstandings. Always remember the context of water for 海.

AI-enhanced 2026-03-24

Pronunciation of 海

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Etymology of 海

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

Phonosemantic compound. 氵 represents the meaning and 每 represents the sound.

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 海?

Decomposition of 海

IDS Structure⿰氵每
Full Character
=
shui3
left
mei3
right
Exercise 1 of 2

Identify the Components

Which of these is a component of 海?

Write 海

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 海

海 functions as a noun — it names a person, place, thing, or concept. Place it as a subject before the verb (主+谓) or as an object after the verb (谓+宾). Most Chinese nouns require a measure word between the number and the noun (e.g. 一个/三本). 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

北京离上____有多远?

How far is Beijing from Shanghai?

Common Confusions with 海

vs
měi

Similar sound and shape, but different meanings.

Exercise 1 of 1

Spot the Difference

Which character means "ocean"?

or

Example Sentences for 海 (10)

Listen to all sentences once to receive XP
1
在一只盆里放上水,轻轻地用蘸湿的海绵擦拭你的面部及身体。

zài yī zhī pén lǐ fàng shàng shuǐ, , qīng qīng dì yòng zhàn shī de hǎi mián cā shì nǐ de miàn bù jí shēn。

Fill a bowl with water and gently sponge your face and body.
2
他是由海军上将精心挑选出来担任这项工作的。

tā shì yóu hǎi jūn shàng jiāng jīng xīn tiāo xuǎn chū lái dān rèn zhè xiàng gōng zuò de。

He was hand-picked for this job by the Admiral.
3
庞大的海鸟群是最壮观的景象之一。

páng dà de hǎi niǎo qún shì zuì zhuàng guān de jǐng xiàng zhī yī。

Among the most spectacular sights are the great sea-bird colonies.
4
海伦也是25岁,也来自伯明翰,但是相同之处仅此而已。

hǎi lún yě shì25 25, suì , yě lái zì bó, míng hàn , dàn shì xiāng tóng zhī chǔ jǐn。

Helen is also 25 and from Birmingham, but the similarity ends there.
5
海沃德艺术展是由艺术家伯纳德·吕蒂组织的。

hǎi wò dé yì shù zhǎn shì yóu yì shù jiā bó nà dé· · lǚ dì zǔ zhī。

The Hayward exhibition has been curated by the artist Bernard Luthi.
6
浅海床提供了丰富的食物。

qiǎn hǎi chuáng tí gōng le fēng fù de shí wù。

The shallow sea bed yields up an abundance of food.
7
煦暖的气候将比目鱼引到了近海。

xù nuǎn de qì hòu jiāng bǐ mù yú yǐn dào le jìn hǎi。

Warm weather has attracted the flat fish close to shore.
8
这位航海家的名誉受到了历史修正主义者的攻击。

zhè wèi háng hǎi jiā de míng yù shòu dào le lì shǐ xiū zhèng zhǔ yì zhě de gōng jī。

The reputation of the navigator is under assault from historical revisionists.
9
在他的脑海中这一想法变得越来越宏大。

zài tā de nǎo hǎi zhōng zhè yī xiǎng fǎ biàn dé yuè lái yuè hóng dà。

The glory of the idea blossomed in his mind.
10
他在北海学会了潜水员这一行的本事。

tā zài běi hǎi xué huì le qián shuǐ yuán zhè yī háng de běn shì。

He learnt his trade as a diver in the North Sea.

Cultural Notes for 海

💡Did you know?

In China, the sea is often seen as a symbol of vastness and mystery. The famous 'East China Sea' is known for its rich marine life and beautiful landscapes, making it a popular destination for tourists and locals alike.

🏮Cultural insight

In Chinese culture, the sea (海) symbolizes vastness and mystery, often featured in poetry and literature. The importance of maritime trade in historical contexts has made this character significant in Chinese history.

Word Family of 海

Compounds2
hai1oh alas
Words Containing This Character20
上海Shanghai municipality, central east China, abbr. to 滬|沪[Hù]
hǎiocean
海军hǎijūnnavy海軍
海滩hǎitānbeach海灘
海盗hǎidàopirate海盜
海岸hǎi’àncoastal
海洋hǎiyángocean
大海dàhǎisea
脑海nǎohǎithe mind腦海
海上maritime
海边hǎibiāncoast海邊
海洛因heroin (loanword)
海报hǎibàoposter海報
海底hǎidǐseabed
海伦Helen or Hélène (name)海倫
上海市Shanghai municipality in southeast China, abbr. 滬|沪
海湾hǎiwānbay海灣
海关hǎiguāncustoms (i.e. border crossing inspection)海關
海南Hainan Island
海选preselection for a competition海選
Exercise 1 of 4

Compound Meaning

What does 嗨 mean?

Frequently Asked Questions about 海

Common phrases with 海 include '海水' (hǎishuǐ), meaning 'sea water,' and '海滩' (hǎitān), which means 'beach.' These phrases are useful when discussing travel, nature, or leisure activities related to the sea.