Meaning of CRITICAL in English

CRITICAL

/ ˈkrɪtɪkl; NAmE / adjective

EXPRESSING DISAPPROVAL

1.

critical (of sb/sth) expressing disapproval of sb/sth and saying what you think is bad about them :

a critical comment / report

The supervisor is always very critical.

Tom's parents were highly critical of the school.

IMPORTANT

2.

extremely important because a future situation will be affected by it

SYN crucial :

a critical factor in the election campaign

Reducing levels of carbon dioxide in the atmosphere is of critical importance .

Your decision is critical to our future.

➡ note at essential

SERIOUS / DANGEROUS

3.

serious, uncertain and possibly dangerous :

The first 24 hours after the operation are the most critical.

a critical moment in our country's history

One of the victims of the fire remains in a critical condition .

—see also crisis

MAKING CAREFUL JUDGEMENTS

4.

involving making fair, careful judgements about the good and bad qualities of sb/sth :

Students are encouraged to develop critical thinking instead of accepting opinions without questioning them.

OF ART / MUSIC / BOOKS, etc.

5.

[ only before noun ] according to the judgement of critics of art, music, literature, etc. :

the film director's greatest critical success

In her day she never received the critical acclaim (= praise from the critics ) she deserved.

►  crit·ic·al·ly / -ɪkli; NAmE / adverb :

She spoke critically of her father.

He is critically ill in intensive care.

I looked at myself critically in the mirror.

••

WORD ORIGIN

mid 16th cent. (in the sense relating to the crisis of a disease ): from late Latin criticus , from Greek kritikos , from kritēs a judge, from krinein judge, decide.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.