American Dictionary

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Definition official in American English

official adjective

adjective
/əˈfɪʃ(ə)l/
1

done by people in authority

Example

There will be an official investigation into last week's accident.

Example

You'll have to get official permission from the principal.

1.1

used about things that are decided by a government

Example

China's official representatives at the United Nations

Example

Spanish is the country's official language.

Synonyms and related words
1.2

used about information that someone in authority provides. This word is sometimes used for suggesting that the information is not completely reliable

Example

His name did not appear in the official report.

Example

The official version is that the whole thing was an accident.

Synonyms and related words
1.3

used about information that has been announced publicly

Example

It's official - the princess is to marry next year.

Synonyms and related words
2

relating to your job, especially a job in which you have authority or represent other people

Example

The White House is the President's official residence.

Example

a list of my official duties

Synonyms and related words
Definition official in American English