酯 (zhǐ): ester
酯 (zhǐ) is a Chinese character meaning “ester.” Outside the HSK 3.0 syllabus (CLEC 2022), it is composed of 酉 (semantic) and 旨 (phonetic). It ranks #3298 in character frequency (SUBTLEX-CH corpus).
Etymologically derived, 酯 chemical. Its radical form 酉 (wine) appears in many related characters such as 酗 (xù, drunk), 酝 (yùn, to brew), 配 (pèi, to join).
Definitions
- ester
Etymology & Origin
Stroke Order
Practice writing 酯 with real-time feedback — trace each stroke in the correct order and build muscle memory in the HanziFeed app.
Words & Compounds
Common Compounds
| Word | Pinyin | Meaning |
|---|---|---|
| 聚酯noun | jù zhǐ | polyester |
| 聚氨酯noun | jù ān zhǐ | polyurethane |
| 聚碳酸酯noun | jù tàn suān zhǐ | polycarbonate |
| 聚酯纤维 | jù zhǐ xiān wéi | polyester fiber |
| 多元酯 | duō yuán zhǐ | polyester |
| 氨基甲酸酯类化合物 | ān jī jiǎ suān zhǐ lèi huà hé wù | carbamate |
| 有机磷酸酯类 | yǒu jī lín suān zhǐ lèi | organophosphate |
| 内酯 | nèi zhǐ | lactone |
| 甘油三酯noun | gān yóu sān zhǐ | triglyceride |
| 丁内酯noun | dīng nèi zhǐ | butyrolactone |
| 酯化 | zhǐ huà | esterification |
| 三酸甘油酯noun | sān suān gān yóu zhǐ | triglyceride |
| 对羟基苯甲酸酯 | duì qiǎng jī běn jiǎ suān zhǐ | paraben (chemistry) |
| 邻苯二甲酸酯 | lín běn èr jiǎ suān zhǐ | phthalate (chemistry) |
| 三尖杉酯碱 | sān jiān shān zhǐ jiǎn | harringtonine (chemistry) |
酯 appears in 26 compound words: 8 as the first character, 62 as the last, and 31 in a middle position. Compound statistics computed from SUBTLEX-CH and HSK 3.0 vocabulary data.
Strongest Collocations
Characters that most frequently co-occur with 酯 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.
Idioms & Chengyu (1)
Example Sentences
驱蚊酯 和 派卡瑞丁 刺激性较低,适合儿童和敏感肌肤,防护时间约4至8小时。
qū wén zhǐ hé pài kǎ ruì dīng cì jī xìng jiào dī , shì hé ér tóng hé mǐn gǎn jī fū , fáng hù shí jiān yuē 4 zhì 8 xiǎo shí .
DEET and picaridin are less irritating and suitable for children and those with sensitive skin; they provide protection for approximately 4 to 8 hours.
刘双介绍,生物降解塑料袋的分子链中含有大量酯键。
liú shuāng jiè shào , shēng wù jiàng jiě sù liào dài de fēn zǐ liàn zhōng hán yǒu dà liàng zhǐ jiàn .
Liu Shuang explained that the molecular chains of biodegradable plastic bags contain a large number of ester bonds.
或者这么说,这个黄色和粉色都看上去很像诺基亚当年在聚碳酸酯壳上会挑的选择。
huò zhě zhè me shuō , zhè gè huáng sè hé fěn sè dōu kàn shàng qù hěn xiàng nuò jī yà dāng nián zài jù tàn suān zhǐ qiào shàng huì tiāo de xuǎn zé .
Or to put it another way, both this yellow and this pink look a lot like the colors Nokia used to choose for its polycarbonate cases back in the day.
驱蚊酯适用于6月龄以上人群和孕妇等。
qū wén zhǐ shì yòng yú 6 yuè líng yǐ shàng rén qún hé yùn fù děng .
DEET is suitable for individuals 6 months of age and older, as well as pregnant women.
而甘油三酯这么高,随时可能诱发急性胰腺炎——一种起病急、进展快、严重时会要命的病。
ér gān yóu sān zhǐ zhè me gāo , suí shí kě néng yòu fā jí xìng yí xiàn yán — — yī zhǒng qǐ bìng jí , jìn zhǎn kuài , yán chóng shí huì yào mìng de bìng .
With triglyceride levels this high, acute pancreatitis—a condition that begins suddenly, progresses rapidly, and can be life-threatening in severe cases—could be triggered at any time.
Character Family
Semantic Family — Characters sharing the 酉 (chemical) component
Frequently Asked Questions
What does 酯 (zhǐ) mean in Chinese?
What's the difference between 酯 and 稽?
How many strokes does 酯 have?
What is the radical of 酯?
What are the components of 酯?
What are common words containing 酯?
Is 酯 the same in simplified and traditional Chinese?
Practice writing 酯 with real-time feedback
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