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English definition of “critical”

critical

adjective     /ˈkrɪtɪkəl/
extremely important to the progress or success of something: critical to/for sth Logistics and distribution are critical to an e-commerce venture's success . Critical decisions need to be taken. We see this as a critical time and potentially a turning point in the crisis .
extremely serious or dangerous : be in critical condition As a result of unchecked pollution , the Chesapeake Bay is in critical condition . The company had a loss of $511,000 and a critical shortage of cash .
saying that someone or something is bad or wrong : A highly critical report was released Tuesday on BP's five U.S. refineries .critical of sb/sth He is very critical of his manager .
using careful judgment : We need to do some critical thinking to solve this problem .
critically adverb
(Definition of critical adjective from the Cambridge Business English Dictionary © Cambridge University Press)
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