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English definition of “concern”

concern

verb uk   /kənˈsɜːn/ us    /-ˈsɝːn/

concern verb (WORRY)

C1 [T] to cause worry to someone: The state of my father's health concerns us greatly. [+ that] It concerns me that he hasn't been in contact.Causing anxiety and worryMaking people sad, shocked and upset

concern verb (INVOLVE)

B2 [T] to be important to someone or to involve someone directly: Matters of pollution and the environment concern us all. What I have to say to Amy doesn't concern you.Linking and relatingRegarding and concerningIncluding and containingComprising and consisting of B2 [T] formal If a story, film, or article concerns a particular subject, person, etc., it is about that person or subject: The film concerns a woman who goes to China as a missionary.Regarding and concerningLinking and relating concern yourself to become involved with something, or worried about something: There's no need for you to concern yourself with what happened. Don't concern yourself. She'll be home soon.Anxious and worriedTaking part and getting involvedGetting involved for one's own benefit or against others' will to whom it may concern something you write at the start of a formal letter or notice when you do not know exactly who it should be sent toWritten greetingsLetters, notes and cards

concern

noun uk   /kənˈsɜːn/ us    /-ˈsɝːn/

concern noun (WORRY)

B2 [C or U] a worried or nervous feeling about something, or something that makes you feel worried: Concern for the safety of the two missing teenagers is growing. There's a lot of public concern about/over dangerous toxins recently found in food. [+ that] My concern is that you're not getting enough work done.Anxiety and worry - general wordsFear and phobias

concern noun (BUSINESS)

[C] a company: a family concern It started slowly, but the company is now a going concern (= doing business effectively).Businesses and enterprises

concern noun (IMPORTANT TO)

B2 [C or U] something that is important to you, or the fact of being important: [+ to infinitive] His concern to appear sophisticated amused everyone. The company's sole concern is to ensure the safety of its employees. There's a matter of some concern that I have to discuss with you.Anxiety and worry - general wordsFear and phobias [C or U] something that involves or affects you or is important to you: What were the major concerns of the writers from this period? I don't want to hear about it - it's no concern of mine! "What's happening?" "That's none of/not any of your concern."Linking and relatingRegarding and concerning be of concern to be important: The results of the election are of concern to us all.Linking and relatingRegarding and concerning
(Definition of concern from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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