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海域 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
海域hǎiyùsea areaHSK 6, unknown, rank #17440, Hard
海域hǎiyùterritorial watersHSK 6, unknown, rank #17440, Hard
海域hǎiyùmaritime spaceHSK 6, unknown, rank #17440, Hard
hǎiyù(hai3yu4) T3
  1. 1sea area
  2. 2territorial waters
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March 24, 2026
海域()hǎiyù(hai3yu4)

海域 (hǎi yù) refers to a specific area of the sea, often used in legal and geographical contexts to denote territorial waters or maritime zones. This term is commonly used in discussions about maritime rights, navigation, and environmental protection.

Frequency#17440DifficultyHard
Cultural Note

In China, the concept of 海域 is crucial due to the country's extensive coastline and territorial disputes in the South China Sea, making it a significant topic in both national security and diplomatic discussions.

Memory Tip

Imagine a vast sea (海) where you can see unique areas (域) filled with different marine life. Visualize a map where each 'yu' area is marked, helping you to remember that '海域' means a defined sea area.

Meanings of 海域

hǎiyù(hai3yu4)
1sea area
2territorial waters
Exercise 1 of 2

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About 海域

海域Simplified
Traditional
—Strokes
—Radical
名词míngcínoun (n.)Part of Speech
#—Frequency Rank
HSK 3.0L6AdvancedCEFRC2

Podcast: 海域

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Podcast: 海域

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AI Study Notes for 海域

Quick Contrast

海洋 (hǎiyáng) refers to the ocean as a vast body of water, while 海域 (hǎiyù) specifies a defined area within that ocean.

Memory Mnemonic

Imagine a vast sea (海) where you can see unique areas (域) filled with different marine life. Visualize a map where each 'yu' area is marked, helping you to remember that '海域' means a defined sea area.

Usage Notes

Be careful not to confuse 海域 with similar terms like 海洋 (hǎi yáng, ocean) or 海岸 (hǎi àn, coast). This term is more formal and is frequently used in legal documents and discussions about maritime law.

HSK Study Tips

While 海域 is not part of the standard HSK vocabulary, it connects to other HSK words related to nature and geography. Focus on understanding how it relates to terms like 海 (sea) and 岸 (shore) to build your vocabulary around marine contexts.

Cultural Note

In China, the concept of 海域 is crucial due to the country's extensive coastline and territorial disputes in the South China Sea, making it a significant topic in both national security and diplomatic discussions.

Common Mistakes

Learners often confuse 海域 with 海洋; for example, saying '我喜欢海洋' (I love the sea area) instead of the correct '我喜欢海域' when referring to specific maritime zones.

AI-enhanced 2026-03-24

Pronunciation of 海域

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Component Characters

海hǎiocean
HSK 310 strokes氵
View full entry
域yùfield
HSK 711 strokes土
View full entry

Write 海域

海
域

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

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Cultural Notes for 海域

🏮Cultural insight

In China, the concept of 海域 is crucial due to the country's extensive coastline and territorial disputes in the South China Sea, making it a significant topic in both national security and diplomatic discussions.

Frequently Asked Questions about 海域

海域 refers specifically to areas of the sea, while 海洋 refers to the ocean in general.