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不一定

bù yīdìng
adverb★Intermediate💡 not necessarily
informal

Not necessarily; possibly not; maybe not

他不一定会来。

He may not come.

这个结果不一定准确。

This result may not be accurate.

💡

Used to express uncertainty or possibility that something may not happen or be true.

Collocations

不一定是not necessarily不一定能may not be able to不一定会may not

Synonyms

可能不未必不见得

Antonyms

一定必然肯定

Related Phrases

未必phrase
not necessarily
不见得phrase
not necessarily

💡Pro Tip

Usage Tip

Use '不一定' to express uncertainty or possibility that something may not happen or be true.

📖Word Origin

Combination of 不 (not) and 一定 (certainly), forming a phrase to express uncertainty.

📝Usage Notes

Often used to soften statements or express that something is not guaranteed.

Word Breakdown

不
not
prefix
+
一定
certainly
root
汉英词典

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