一
定

About

The word "一定" is formed by combining the character "一" (yī), meaning "one" or "single", with "定" (dìng), meaning "to fix", "to decide", or "stable". The semantic contribution of "一" implies uniformity or singularity, while "定" implies certainty or fixity; together, they create a compound where the idea of something being fixed as one conveys the meaning "certainly" or "definitely".

Example Sentences Hide

我一定会来的。

Wǒ yīdìng huì lái de.

I will definitely come.

我一定会完成作业。

Wǒ yīdìng huì wánchéng zuòyè.

I will definitely finish my homework.

明天的会议一定很重要。

Míngtiān de huìyì yīdìng hěn zhòngyào.

Tomorrow's meeting must be very important.

请你一定按时到达机场。

Qǐng nǐ yīdìng ànshí dàodá jīchǎng.

You must arrive at the airport on time.

只要他答应了，就一定会做到，这点我毫不怀疑。

Zhǐyào tā dāyìng le, jiù yīdìng huì zuò dào, zhè diǎn wǒ háo bù huáiyí.

If he promised, he will definitely do it, I have no doubt about this.

Word Definition - 一定

yī dìng surely; certainly; definitely; fixed; settled; a certain ...; a given ...

Individual Character Details

一 yī
定 dìng