天 (tiān): day, sky, heaven

天 (tiān) is a Chinese character meaning “day.” Classified as HSK Level 1 (HSK 3.0 Standard, CLEC 2022), it is composed of 一 (structural) and 大 (structural). It ranks #78 in character frequency (SUBTLEX-CH corpus).

Etymologically derived, 天 the heavens 一 above a man 大. Its radical form 大 (big) appears in many related characters such as 大 (dà, big), 太 (tài, highest), 头 (tóu, head).

Spoken pronunciation

Definitions

  1. day
  2. sky
  3. heaven

Etymology & Origin

天

ideographicThe heavens 一 above a man 大

Decomposition: ⿱一大 (layout: top-bottom)

Stroke Order

1
2
3
4

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

Words & Compounds

HSK Vocabulary with 天

WordPinyinMeaningHSK
今天nounjīn tiāntoday1
明天nounmíng tiāntomorrow1
昨天nounzuó tiānyesterday1
天气nountiān qìweather1
夏天nounxià tiānsummer3
天才nountiān cáitalent6
天空nountiān kōngsky5
白天nounbái tiāndaytime1
星期天nounxīng qī tiānSunday1
春天nounchūn tiānspring (season)3
天上nountiān shàngthe sky5
冬天noundōng tiānwinter3
天真adjectivetiān zhēnnaive6
聊天儿verbliáo tiān rerhua variant of 聊天3
天下nountiān xiàland under heaven6
当天noundāng tiānon that day6
秋天nounqiū tiānautumn3
改天adverbgǎi tiānanother day5
天然adjectivetiān ránnatural6
半天numeral-measurebàn tiānhalf of the day3
前天nounqián tiānthe day before yesterday3
后天nounhòu tiānthe day after tomorrow3
天然气nountiān rán qìnatural gas6
天文nountiān wénastronomy6

Common Compounds

WordPinyinMeaning
每天adverbměi tiānevery day
那天nà tiānthat day
老天nounlǎo tiānGod
天使nountiān shǐangel
天堂nountiān tángparadise
聊天verbliáo tiānto chat
整天nounzhěng tiānall day long
天赋nountiān fùgift
谢天谢地interjectionxiè tiān xiè dì(idiom) thank goodness
天生tiān shēngnature
老天爷nounlǎo tiān yéGod
天天tiān tiānevery day
天花板tiān huā bǎnceiling (of a room)
138
Total compounds
56
As first character
34
As last character
10
As middle character

天 appears in 138 compound words: 56 as the first character, 34 as the last, and 10 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 天 in natural Chinese text, ranked by NPMI (Normalized Pointwise Mutual Information) — a statistical measure of association strength.

津jīn
0.60888,732 co-occurrences
巡xún
0.51652,638 co-occurrences
厄è
0.48815,866 co-occurrences
堂táng
0.46449,290 co-occurrences
趟tàng
0.4604,154 co-occurrences
秤chèng
0.4533,468 co-occurrences
昨zuó
0.4453,752 co-occurrences
皇huáng
0.44543,034 co-occurrences
聊liáo
0.4358,350 co-occurrences
今jīn
0.43153,659 co-occurrences

Idioms & Chengyu (136)

暗无天日ànwútiānrìHSK 5+

gross lack of justice

phrase
白衣天使báiyī tiānshǐHSK 4+

nurse; doctors and nurses

noun
抱恨终天bàohènzhōngtiānHSK 6+

to regret something to the end of one's days

phrase
鼻孔朝天bíkǒngcháotiānHSK 7+

to have one's nose in the air; arrogant; haughty

phrase
碧海青天bì hǎi qīng tiānHSK 7+

green sea, blue sky (idiom); sea and sky merge in one shade; loneliness of faithful widow

phrase
别有洞天biéyǒudòngtiānHSK 5+

being of or showing another level of scenery; (of a place) to be amazingly beautiful and unique

phrase
不共戴天bùgòngdàitiānHSK 4+

to be absolutely irreconcilable

phrase
臭气冲天chòu qì chōng tiānHSK 5+

(idiom) to stink to high heaven

phrase
从天而降cóngtiān'érjiàngHSK 4+

to happen all of a sudden; to happen out of the blue; to come out of nowhere

phrase
胆大包天dǎn dà bāo tiānHSK 5+

reckless; extremely daring

phrase
地角天涯dì jiǎo tiān yáHSK 7+

The ends of the earth

phrase
地久天长dìjiǔtiānchángHSK 3+

alternative form of 天長地久 /天长地久 (tiānchángdìjiǔ)

phrase

Showing 12 of 136 idioms containing 天.

Example Sentences

AI-Generated

天气预报说明天会降温,记得多穿点衣服出门。

Tiānqì yùbào shuō míngtiān huì jiàngwēn, jìde duō chuān diǎn yīfu chūmén.

The weather forecast says it will get colder tomorrow; remember to wear more clothes when going out.

百度新闻Feb 2026

和首都女铁骑,做一天朋友

hé shǒu dū nǚ tiě qí , zuò yī tiān péng yǒu

I'll be friends for a day with the Capital Rangers.

百度新闻Feb 2026

冬奥会|全天综合:中国速滑再迎突破 中井亚美领跑花....

dōng ào huì quán tiān zèng gě zhōng guó sù huá zài yíng tū pò zhōng jǐng yà měi lǐng pǎo huā . . . .

Winter Olympics|All Day Roundup:China's speed skating welcomes another breakthrough Ami Nakai leads flower ....

百度新闻Feb 2026

请停留3秒 为这5位空军勇士献花!今天是万家团圆的..

qǐng tíng liú miǎo wéi zhè wèi kōng jūn yǒng shì xiàn huā ! jīn tiān shì mò jiā tuán yuán de . .

Please pause for 3 seconds to pay tribute to these five air force heroes! Today is a day when families gather together...

百度新闻Feb 2026

视频丨空间站的年夜饭都有什么?听航天员报菜名收祝福

shì pín 丨 kōng jiān zhàn de nián yè fàn dū yǒu shén má ? yǐn háng tiān yuán bào cài míng shōu zhù fú

Video丨What's on the Space Station's New Year's Eve Menu? Listen as Astronauts List Dishes and Receive Wishes

百度新闻Feb 2026

90后男生春节上门喂猫 前后20多天 爆赚16万 ..

hòu nán shēng chūn jié shǎng mén wéi māo qián hòu duō tiān bào zhuàn mò . .

A post-90s guy made a killing over the Spring Festival by offering cat-feeding services at clients' homes. In just over 20 days, he raked in 160,000 yuan.

Tatoeba

明天会不会又很热?

Míngtiān huìbùhuì yòu hěn rè?

Will it be hot again tomorrow?

Tatoeba

昨天的这个时间你在做什么呢?

Zuótiān de zhège shíjiān nǐ zài zuò shénme ne?

What were you doing about this time yesterday?

Tatoeba

今天很冷啊,不是吗?

Jīntiān hěn lěng ā, bùshìma?

It's a cold day, isn't it?

Tatoeba

我今天可以早退吗?

Wǒ jīntiān kěyǐ zǎotuì ma?

May I leave school early today?

Character Family

Homophones — Characters pronounced tiān

Frequently Asked Questions

What does 天 (tiān) mean in Chinese?
天 (tiān) primarily means "day." It is classified as HSK Level 1, making it a beginner-level character. It ranks #78 in character frequency.
What's the difference between 天 and 宵?
天 (tiān) and 宵 (xiāo) are often confused. antonym. The key distinguishing feature: 天 (day) vs 宵 (night).
How many strokes does 天 have?
天 is written with 4 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 天?
The radical associated with 天 is 大 (big). This radical appears in many characters related to big.
What are the components of 天?
天 is composed of: 一 (structural), 大 (structural). Its IDS decomposition is ⿱一大 with a top-bottom layout. Understanding the components helps with both memorization and recognizing related characters.
What are common words containing 天?
Common words with 天 include: 今天 (jīn tiān, "today"); 明天 (míng tiān, "tomorrow"); 昨天 (zuó tiān, "yesterday"); 每天 (měi tiān, "every day"); 那天 (nà tiān, "that day"). There are over 138 compound words containing this character.
What characters sound the same as 天 (tiān)?
Several characters share the pronunciation tiān: 田 (field), 甜 (sweet), 添 (to add), 填 (to fill in), and 1 more. Context and tones help distinguish between them in speech and writing.
Is 天 the same in simplified and traditional Chinese?
Yes, 天 is written the same way in both simplified and traditional Chinese.

Practice writing 天 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.