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哚 — pronunciations, definitions, and tags
HanziPinyinEnglishTags
duǒa chemical elementnr, 9 strokes, radical 口, Very Hard
duǒ(duo3) T3
  1. 1a chemical element
Listen to the audio pronunciation 3 times to gain XP
March 24, 2026

duǒ(duo3)

The character 哚 (duǒ) refers to a chemical element, particularly in the context of indole, which is a compound with the chemical formula C8H7N. It is primarily used in scientific and academic settings, especially in chemistry and biology, indicating its relevance in discussions about organic compounds and their properties.

Strokes9RadicalFrequency#—DifficultyVery Hard
Cultural Note

In Chinese academia, chemical terms like 哚 are significant in discussions about pharmaceuticals and natural products, reflecting China's growing role in the global scientific community.

Memory Tip

Imagine the character 哚 (duǒ) as a scientist (the radical 哥, which suggests a masculine figure) discovering a new chemical element. The sound 'duǒ' can remind you of 'door,' like opening a door to new scientific knowledge. Visualize the scientist excitedly opening a door to a lab filled with colorful chemical elements.

Meanings of 哚

duǒ(duo3)
1a chemical element
Exercise 1 of 2

Listen & Choose the Meaning

Choose the correct answer:

About 哚

Simplified
9Strokes
Radical
人名míngcíproper noun (pr.n.)Part of Speech
#—Frequency Rank

Podcast: 哚

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Podcast:

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AI Study Notes for 哚

Memory Mnemonic

Imagine the character 哚 (duǒ) as a scientist (the radical 哥, which suggests a masculine figure) discovering a new chemical element. The sound 'duǒ' can remind you of 'door,' like opening a door to new scientific knowledge. Visualize the scientist excitedly opening a door to a lab filled with colorful chemical elements.

Usage Notes

哚 is primarily used in scientific contexts, so it may not be familiar in everyday conversations. Be cautious with pronunciation, as mispronouncing the third tone can lead to confusion with other words. It often appears in combination with 吲 (yǐn) when discussing indole, such as 吲哚 (yǐn duǒ).

HSK Study Tips

While 哚 is not part of the HSK vocabulary, it relates to scientific terminology that might be encountered in advanced studies. Students should focus on learning how to combine it with other chemical-related terms to enhance their understanding of science-related vocabulary.

Cultural Note

In Chinese academia, chemical terms like 哚 are significant in discussions about pharmaceuticals and natural products, reflecting China's growing role in the global scientific community.

Common Mistakes

Learners often confuse 哚 with similar-sounding characters like 脱 (tuō), which means 'to take off' or 'to shed.' Remember that 哚 is specifically related to chemistry, not common actions.

AI-enhanced 2026-03-24

Pronunciation of 哚

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Etymology of 哚

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

mouth

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 哚?

Decomposition of 哚

IDS Structure⿰口朵
Full Character
=
kou3
left
duo3
right
Exercise 1 of 2

Identify the Components

Which of these is a component of 哚?

Write 哚

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

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Grammar Patterns of 哚

哚 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). The example sentences below show it in action, with practice buttons (Listen, Practice Writing, Practice Speaking) on every line.

Exercise 1 of 1

Complete the Sentence

吲____乙酸, 激动素或赤霉酸的外源施用刺激了光合作用.

Exogenous applications of indoleacetic acid, kinetin or gibberellic acid stimulate photosynthesis.

Example Sentences for 哚 (1)

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1
吲哚乙酸, 激动素或赤霉酸的外源施用刺激了光合作用.

yǐn duǒ yǐ suān, , jī dòng sù huò chì méi suān de wài yuán shī yòng cì jī le guāng hé zuò.

Exogenous applications of indoleacetic acid, kinetin or gibberellic acid stimulate photosynthesis.

Cultural Notes for 哚

🏮Cultural insight

In Chinese academia, chemical terms like 哚 are significant in discussions about pharmaceuticals and natural products, reflecting China's growing role in the global scientific community.

Word Family of 哚

Words Containing This Character2
吲哚indole C8H7N (heterocyclic organic compound) (loanword)
duǒsee 吲哚, indole C8H7N
Exercise 1 of 2

Compound Meaning

What does 吲哚 mean?

Frequently Asked Questions about 哚

哚 refers to indole, a compound important in organic chemistry.