氨 (ān): ammonia

氨 (ān) is a Chinese character meaning “ammonia.” Outside the HSK 3.0 syllabus (CLEC 2022), it is composed of 气 (semantic) and 安 (phonetic). It ranks #3053 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, 氨 gas. Its radical form 气 (steam) appears in many related characters such as 气 (qì, gas), 氛 (fēn, miasma), 氧 (yǎng, oxygen (chemistry)).

Spoken pronunciation

Definitions

  1. ammonia

Etymology & Origin

氨

pictophoneticgas

Decomposition: ⿹气安 (layout: surround-from-upper-right)

Stroke Order

1
2
3
4
5
6
7
8
9
10

Practice writing 氨 with real-time feedback — trace each stroke in the correct order and build muscle memory in the HanziFeed app.

Words & Compounds

Common Compounds

WordPinyinMeaning
氨基nounān jīamino
氨水nounān shuǐammonia solution
氨基酸nounān jī suānamino acid
转氨酶nounzhuǎn ān méitransferase (enzyme)
聚氨酯nounjù ān zhǐpolyurethane
谷氨酸noungǔ ān suānglutamic acid (Glu), an amino acid
氨气nounān qìammonia (gas)
氨基比林ān jī bǐ línaminopyrine (loanword)
氨基甲酸酯类化合物ān jī jiǎ suān zhǐ lèi huà hé wùcarbamate
神经氨酸酶shén jīng ān suān méineuraminidase (the N of virus such as bird flu H5N1)
甲氨基jiǎ ān jīmethyalamino group
转氨基酶zhuǎn ān jī méiamino transferase (enzyme)
联氨nounlián ānhydrazine
异亮氨酸nounyì liàng ān suānisoleucine (Ile), an essential amino acid
色氨酸nounsè ān suāntryptophan (Trp), an essential amino acid
48
Total compounds
27
As first character
4
As last character
69
As middle character

氨 appears in 48 compound words: 27 as the first character, 4 as the last, and 69 in a middle position. Compound statistics computed from SUBTLEX-CH and HSK 3.0 vocabulary data.

Idioms & Chengyu (2)

氨基比林ān jī bǐ lín

aminopyrine (loanword)

phrase
氨基葡糖ān jī pú táng

glucosamine (abbr. for 氨基葡萄糖)

phrase

Example Sentences

AI-Generated

写好氨字需要掌握正确的笔画顺序。

xiě hǎo ān zì xū yāo zhǎng wò zhèng què de bǐ huà shùn xù .

To write the character "氨" correctly, you need to master the correct stroke order.

中国新闻网·生活Aug 2026

把肉慢炖几小时甚至十几小时,能炖出更多氨基酸还是嘌呤?

bǎ ròu màn dùn jī xiǎo shí shèn zhì shí jī xiǎo shí , néng dùn chū gēng duō ān jī suān hái shì 嘌 呤 ?

Does slow-cooking meat for several hours or even more than ten hours release more amino acids or purines?

99 健康网Apr 2026

渐冻症的病因是什么引起的呢?谷氨酸堆积导致的神经兴奋毒性

jiān dòng zhèng de bìng yīn shì shén má yǐn qǐ de ne ? gǔ ān suān duī jī dǎo zhì de shén jīng xīng fèn dú xìng

What causes ALS? Neurotoxicity resulting from glutamate accumulation

Yahoo FinanceMar 2026

再遭冲击|澳洲最大氨工厂遭停电重创 被逼停产两个月 冲击全球...

zài zāo chōng jī ào zhōu zuì dà ān gōng hǎn zāo tíng diàn chóng chuàng bèi bī tíng chǎn liǎng gè yuè chōng jī quán qiú . . .

Another Blow | Australia's Largest Ammonia Plant Devastated by Power Outage, Forced to Halt Production for Two Months, Impacting the Global...

Investing 香港Mar 2026

...控股(002539.SZ):70万吨合成氨项目建成试生产

. . . kòng gǔ ( 0 0 2 5 3 9 . S Z ) : 7 0 wàn dūn gě chéng ān xiàng mù jiàn chéng shì shēng chǎn

...Holdings (002539.SZ): 700,000-ton synthetic ammonia project completed and entered trial production

99 健康网Feb 2026

...生小便后甩一甩能减少异味吗?尿液残留少则氨味轻吗

. . . shēng xiǎo biàn hòu shuǎi yī shuǎi néng jiǎn shǎo yì wèi ma ? niào yè cán liú shǎo zé ān wèi qīng ma

...Does shaking your penis after urinating help reduce odor? Does less residual urine mean a milder ammonia smell?

Character Family

Semantic Family — Characters sharing the 气 (gas) component

气 Radical Family — Characters sharing the steam radical

Homophones — Characters pronounced ān

Frequently Asked Questions

What does 氨 (ān) mean in Chinese?
氨 (ān) primarily means "ammonia." It is not part of the HSK 3.0 syllabus. It ranks #3053 in character frequency.
How many strokes does 氨 have?
氨 is written with 10 strokes. The correct stroke order matters for recognition and handwriting speed — practice with the animated guide above to build proper technique.
What is the radical of 氨?
The radical associated with 氨 is 气 (steam). This radical appears in many characters related to steam.
What are the components of 氨?
氨 is composed of: 气 (semantic), 安 (phonetic). Its IDS decomposition is ⿹气安 with a surround-from-upper-right layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 氨?
Common words with 氨 include: 氨基 (ān jī, "amino"); 氨水 (ān shuǐ, "ammonia solution"); 氨基酸 (ān jī suān, "amino acid"); 转氨酶 (zhuǎn ān méi, "transferase (enzyme)"); 聚氨酯 (jù ān zhǐ, "polyurethane"). There are over 48 compound words containing this character.
What characters sound the same as 氨 (ān)?
Several characters share the pronunciation ān: 鞍 ((bound form) saddle). Context and tones help distinguish between them in speech and writing.
Is 氨 the same in simplified and traditional Chinese?
Yes, 氨 is written the same way in both simplified and traditional Chinese.

Practice writing 氨 with real-time feedback

Trace stroke sequences, hear spoken pronunciation, and build lasting retention with spaced repetition in the HanziFeed app.

Character data sourced from Unihan (Unicode Consortium), SUBTLEX-CH frequency corpus (Cai & Brysbaert, 2010), and Make Me a Hanzi (stroke data). Collocation strength measured via NPMI (Normalized Pointwise Mutual Information). Verified by the HanziFeed linguistics team.

HSK classification follows the HSK 3.0 Standard (Center for Language Education and Cooperation, CLEC, 2022 revision). Idiom data from Wiktionary (CC BY-SA 3.0).

Data last verified: March 2026.