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What does 开 mean in Chinese?

开 (kāi) means "to open; to start; to turn on; to boil; to write out (a prescription, check, invoice etc); to operate (a vehicle); carat (gold); abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2]; abbr. for 開本|开本[kai1 ben3], book format" in Chinese. It is an HSK Level 1 word.

How do you pronounce 开?

开 is pronounced "kāi" in Mandarin Chinese. The tone number is 1.

What HSK level is 开?

开 is an HSK Level 1 word (HSK 2.0: Level 1, HSK 3.0: Level 1).

What words contain the character 开?

Common words with 开 include 公开 (public), 不可开交 (to be awfully (busy etc)), 丢开 (to cast or put aside), 伸开 (to stretch out), 倒开 (to reverse a vehicle).

How do you write 开?

开 has 4 strokes. Its radical is 廾. You can view the stroke order animation on our stroke order tool.

开 (kāi) — to open | Chinese Dictionary

开

kāi

to open; to start; to turn on; to boil

HSK 1verb4 strokes

Traditional: 開

Character Breakdown

开 = 一 + 廾

Two hands lifting a bar — to open

Radical: 廾 (no. 55)Strokes: 4Traditional: 開

View stroke order →

Definitions

(verb) to open
to start
to turn on
to boil
to write out (a prescription, check, invoice etc)
to operate (a vehicle)
carat (gold)
abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2]
abbr. for 開本|开本[kai1 ben3], book format

Example Sentences

请帮我开门。

Qǐng bāng wǒ kāi mén

Please help me open the door

Words Containing 开

Word	Pinyin	Meaning	HSK
公开	gōng kāi	public	HSK 3
不可开交	bù kě kāi jiāo	to be awfully (busy etc)	HSK 6
丢开	diū kāi	to cast or put aside
伸开	shēn kāi	to stretch out
倒开	dào kāi	to reverse a vehicle
传开	chuán kāi	(of news) to spread
八开	bā kāi	octavo
三七开	sān qī kāi	ratio seventy to thirty
不开窍	bù kāi qiào	unable to understand
公开信	gōng kāi xìn	open letter

Showing 10 of 20 · View all words with 开 →

→

启(Qǐ)— Qi son of Yu the Great 禹[Yu3], reported founder of the Xia Dynasty 夏朝[Xia4 Chao2] (c. 2070-c. 1600 BC)

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启齿(qǐ chǐ)— to open one's mouth

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张口(zhāng kǒu)— to gape

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Grammar Notes

Ability with 会HSK 1

Subject + 会 + Verb + Object

把 ConstructionHSK 3

Subject + 把 + Object + Verb + Complement/Result

Continuous State (着)HSK 3

Verb + 着 (+ Object)

First...Then (先...再/然后)HSK 3

先 + Verb₁，再/然后 + Verb₂

As Long As (只要...就)HSK 3

只要 + Condition，(Subject) + 就 + Result

100 Most Common Chinese Words (With Sentences & Audio)HSK 1 Word List 2026: All 150 Words with Examples & PDF Traditional vs Simplified Chinese: Which Should You Learn? (2026)

HSK & Exam Info

HSK 2.0: Level 1HSK 3.0: Level 1

Study this word →

Frequently Asked Questions

开

kāi