How to say “one (1)” in Chinese

one (1)

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Pinyin colour key: tone 1 (high flat), tone 2 (rising), tone 3 (dipping), tone 4 (falling), neutral.

Word by word

one

Tone tip

On its own and when counting, 一 is yī (first tone). In phrases it changes: yì before tones 1/2/3, yí before a fourth tone. See tone sandhi.

In a sentence

Wǒ yào yì bēi shuǐ.

I'd like one glass of water.

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Frequently asked questions

How do you say "one (1)" in Chinese?+

"one (1)" in Mandarin Chinese is 一, pronounced yī. On its own and when counting, 一 is yī (first tone). In phrases it changes: yì before tones 1/2/3, yí before a fourth tone. See tone sandhi.

What does 一 mean literally?+

一 breaks down as 一 (yī) = one. Together it means "one (1)".

How do I get the tones right in yī?+

On its own and when counting, 一 is yī (first tone). In phrases it changes: yì before tones 1/2/3, yí before a fourth tone. See tone sandhi.

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See all the phrases on the how to say things in Chinese index, or read how to learn Mandarin tones.