American Dictionary

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Definition certain in American English

certain adjective

adjective
/ˈsɜrt(ə)n/
1

having no doubts that something is true

Example

I'm not absolutely certain, but I think I'm right.

Example

You can be pretty certain she's not going to like it.

Example

We still can't be certain who is going to win.

Example

I've never been more certain of anything in my entire life.

Example

You don't seem too certain about it.

Example

I think I met her in 1985, but I can't say for certain.

Synonyms and related words
Example

They face certain death if they are sent back to their home country.

Example

Success is by no means certain.

Example

Interest rates seem certain to rise next month.

Example

It's not certain that this method would have worked.

Example

Mexico is now certain of a place in the finals.

Synonyms and related words
Example

One thing was certain: someone had been in his room.

Synonyms and related words
Example

It's not yet certain who the driver of the car was.

Synonyms and related words
Definition certain in American English