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氚 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
氚chuāntritiumg, 7 strokes, radical 气, rank #39084, Very Hard
氚chuāntritium 3Hunknown, 7 strokes, radical 气, rank #39084, Very Hard
氚chuānradioactive isotope of hydrogen having 2 neutrons in its nucleus, so atomic weight 3unknown, 7 strokes, radical 气, rank #39084, Very Hard
chuān(chuan1) T1
  1. 1tritium
  2. 2tritium 3H
Listen to the audio pronunciation 3 times to gain XP
March 24, 2026

氚chuān(chuan1)

氚 (chuān) refers to tritium, a radioactive isotope of hydrogen. It contains two neutrons and is commonly used in nuclear fusion reactions and as a luminous paint for watches and emergency signs. Due to its radioactivity, it finds specialized applications in scientific and technological fields.

Strokes7Radical气Frequency#39084DifficultyVery Hard
Cultural Note

In China, the study and application of nuclear technology, including isotopes like 氚, are important in energy discussions, particularly regarding nuclear fusion as a future energy source. This reflects China's investment in advanced scientific research.

Memory Tip

Imagine a small hydrogen atom with two extra 'neutrons' making it 'heavy' like a 'trailer' being pulled by a truck. The character 氚 has the radical 气 (gas), linking it to elements, and the sound 'chuān' can remind you of 'heavy' when you think of a truck pulling something heavy.

Meanings of 氚

chuān(chuan1)
1tritium
2tritium 3H
Exercise 1 of 2

Listen & Choose the Meaning

Choose the correct answer:

About 氚

氚Simplified
7Strokes
气Radical
语素morpheme (morph.)Part of Speech
#—Frequency Rank

Podcast: 氚

JasonAmy

Podcast: 氚

Listen to Jason & Amy break down this word for you

AI Study Notes for 氚

Usage Notes

When using 氚, it's important to note that it is a technical term mostly used in scientific contexts. Avoid using it in everyday conversation unless discussing nuclear science. Be cautious with pronunciation; the tone is critical, as mispronouncing it can lead to confusion with other similar-sounding words.

HSK Study Tips

氚 is not part of the HSK vocabulary lists, but understanding it can enhance your scientific vocabulary. Focus on related terms such as 氢 (qīng, hydrogen) and 核 (hé, nuclear) to build a foundational understanding of nuclear chemistry.

Common Mistakes

Learners often confuse 氚 with other hydrogen isotopes like 氢 (qīng). An incorrect usage could be saying '氢 is radioactive,' which is false; the correct term for radioactive hydrogen is 氚.

AI-enhanced 2026-03-24

Pronunciation of 氚

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Etymology of 氚

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

gas

Semantic (meaning)气
+
Phonetic (sound)川
Learn more about Phono-semantic (形声字) characters

Jason Etymology Detective

Case file: 氚

  1. 1The meaning half气 carries the sense.
  2. 2The sound half川 is there for the reading, not the meaning.
  3. 3The giveawaygas
  4. 4On the record aspictophonetic.

Every clue here comes from the character's recorded structure — nothing is guessed.

Want the full history of 氚? Jason searches the paleographic record, weighs the competing accounts and judges the popular story.

Charged once for this character — everyone reads it afterwards.
Exercise 1 of 1

Character Formation Type

What type of character formation is 氚?

Decomposition of 氚

IDS Structure⿹气川
氚Full Character
=
气qi4
enclosing
川Chuan1
inner
Exercise 1 of 2

Identify the Components

Which of these is a component of 氚?

How to say tritium in Chinese

“tritium” in Chinese is氚chuān

氚 (chuān) refers to tritium, a radioactive isotope of hydrogen. It contains two neutrons and is commonly used in nuclear fusion reactions and as a luminous paint for watches and emergency signs. Due to its radioactivity, it finds specialized applications in scientific and technological fields.

When to use 氚

When using 氚, it's important to note that it is a technical term mostly used in scientific contexts. Avoid using it in everyday conversation unless discussing nuclear science. Be cautious with pronunciation; the tone is critical, as mispronouncing it can lead to confusion with other similar-sounding words.

What learners get wrong

Learners often confuse 氚 with other hydrogen isotopes like 氢 (qīng). An incorrect usage could be saying '氢 is radioactive,' which is false; the correct term for radioactive hydrogen is 氚.

Write 氚

氚

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

Write correctly 3 times to earn XP

Word Family of 氚

Words Containing This Character1
氚chuāntritium 3H
Exercise 1 of 1

Compound Meaning

What does 氚 mean?

Frequently Asked Questions about 氚

Tritium is significant for its role in nuclear fusion, which has the potential for clean energy production.

Jason Recommends

Not sure what to learn after 氚?

Jason picks three words from your level and explains why each one is worth your time next. It takes a free account so he knows what you already know.