Meaning of “challenge” in the English Dictionary

"challenge" in English

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uk /ˈtʃæl.ɪndʒ/ us /ˈtʃæl.ɪndʒ/

challenge noun (DIFFICULT JOB)

B1 [ C or U ] (the situation of being faced with) something that needs great mental or physical effort in order to be done successfully and therefore tests a person's ability:

Finding a solution to this problem is one of the greatest challenges faced by scientists today.
You know me - I like a challenge.
It's going to be a difficult job but I'm sure she'll rise to the challenge.

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challenge noun (INVITATION)

[ C ] an invitation to compete or take part, especially in a game or argument:

"I bet you can't eat all that food on your plate." "Is that a challenge?"
[ + to infinitive ] She issued a challenge to her rival candidates to take part in a public debate.

[ C ] an invitation to do something difficult, funny, or embarrassing, especially on social media, often as a way of raising money for a good cause:

The Ice Bucket Challenge, in which people filmed themselves being doused with icy water, raised awareness and over $100 million for the ALS Association.

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challenge noun (QUESTION)

C2 [ C or U ] asking if something is true or legal:

The result of the vote poses a serious challenge to the government's credibility.
Because of the way this research was conducted, its findings are open to challenge.

challenge noun (REFUSAL)

[ C ] specialized law the act of refusing to accept someone as a member of a jury:

A challenge to a member of the jury should be made before the trial begins.

challengeverb [ T ]

uk /ˈtʃæl.ɪndʒ/ us /ˈtʃæl.ɪndʒ/

challenge verb [ T ] (DOUBT)

B2 to question if something is true or legal:

Children challenge their parents' authority far more nowadays than they did in the past.

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(Definition of “challenge” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"challenge" in American English

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us /ˈtʃæl·əndʒ/

challenge noun (DIFFICULT JOB)

[ C/U ] something needing great mental or physical effort in order to be done successfully, or the situation of facing this kind of effort:

[ C ] It’s a challenge being in a marriage when both partners have high-pressure jobs.
[ C ] No matter how long you write, poetry remains a challenge.
[ C ] Germany faces broad challenges in the coming years.

challenge noun (EXPRESSION OF DOUBT)

[ C/U ] a questioning or expression of doubt about the truth or purpose of something, or the right of a person to have or do something:

[ U ] Because of the way this research was done, its findings are open to challenge.
[ C ] The president is clearly anticipating a new challenge to his authority.

challenge noun (COMPETITION)

[ C ] something that competes with you or is a threat:

The governor barely survived a challenge from an unknown opponent in the primary.
adjective us /ˈtʃæl·ən·dʒɪŋ/

For a reporter, covering the White House is a challenging assignment.

challengeverb [ T ]

us /ˈtʃæl·əndʒ/

challenge verb [ T ] (ASK TO COMPETE)

to invite someone to take part in a competition:

The other candidates challenged the president to take part in a debate.

challenge verb [ T ] (PRESENT A DIFFICULT TEST)

to present tasks to someone that need great mental or physical effort in order to be done successfully:

It’s easy enough to crank out college graduates, but a good education should really challenge them.

challenge verb [ T ] (EXPRESS DOUBT)

to express or represent doubt about the truth of something:

Advanced computers challenge long-held notions about intelligence and thought.

(Definition of “challenge” from the Cambridge Academic Content Dictionary © Cambridge University Press)

"challenge" in Business English

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uk /ˈtʃælɪndʒ/ us

[ C or U ] a job, duty, or situation that is difficult because you must use a lot of effort, determination, and skill in order to be successful:

accept/face/meet a challenge After significant losses last year, the company now faces the challenge of trying to repair its reputation with investors.
be/pose/present a challenge The weakness of the dollar could pose a challenge to the company's expansion plans.
As a software developer he enjoys the challenge of working with cutting-edge technology.
She was getting bored at work and felt she needed a new challenge.
Finding time to do the work has proven a real challenge.
a big/major/serious challenge

[ C ] an invitation for someone to compete against you or for you to prove that you can achieve a particular goal:

challenge from sb Responding to a challenge from dissident shareholders, the board approved a number of steps to enhance shareholder value.

[ C ] an act of asking whether something is true or legal, or whether someone has the authority or right to do something:

mount/launch a challenge against Unions are planning to launch a legal challenge against the airline for changing the work schedules of 14,000 cabin crew.

challengeverb [ T ]

uk /ˈtʃælɪndʒ/ us

to officially question whether something is true or legal, or whether someone has the authority or right to do something:

Keep copies of all written correspondence to support your case if the company later challenges you for further payment.
Corporate lawyers challenged the ban, but the court upheld it last year.

to compete against someone or ask them to prove that they can achieve a particular goal:

challenge sb to do sth Consumers are challenging manufacturers to adopt greener policies.

to encourage someone to increase their skills, determination, abilities, etc. by making them do something new or difficult:

People are just looking for jobs that will challenge and inspire them.

to cause difficulties for someone or something:

Local businesses have been greatly challenged by the recession.

(Definition of “challenge” from the Cambridge Business English Dictionary © Cambridge University Press)

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I challenge you to publish the legal service advice on the nuclear package so that the whole world will know that you fooled us on this issue.
The challenge of integration is real.
The second important challenge is economic.
We need to show our electorates and citizens that we are in actual fact doing something about the greatest challenge we face, namely climate change.
In this way it will achieve coherence with the rest of the text which responds to the double challenge of enhanced democracy and greater efficiency.
One of these issues is that of active ageing as a response to the demographic challenge, whilst not forgetting young people and the least-favoured social groups.
I challenge your conscience with this injustice.
We will challenge these reforms for millions of employees and we will oppose a simple measure, an increase in employer contributions.
Due to the specific nature of their situation, their integration is a challenge of major proportions with regard to protecting fundamental rights and social inclusion.
We cannot face this challenge alone.