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challenge - definition and synonyms


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noun challenge pronunciation in American English /ˈtʃælɪndʒ/
Word Forms
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  1. 1
    [countable/uncountable] something that needs a lot of skill, energy, and determination to deal with or achieve, especially something you have never done before and will enjoy doing
    I was bored with my job and felt I needed a new challenge.
    challenge of: We were all enthusiastic walkers, and enjoyed the challenge of this remote place.
    meet a challenge (=deal with it successfully): Are western nations ready to meet the enormous environmental challenges that lie ahead?
    the challenge is to do something: The challenge for policy-makers is to achieve economic growth without damaging the environment.
    face a challenge (=have to deal with one): The company faces the daunting challenge of completing the building on time.
  2. 2
    [countable] an action or idea that questions whether something is true, accurate, or legal
    He began a legal challenge to clear his name.
    challenge to: There seems to be no significant challenge to the party’s free-market ideology.
    pose/present a challenge to something: Recent discoveries pose a serious challenge to accepted views on the age of the universe.
    1. a.
      a refusal to accept someones authority
      challenge to: The strike was seen as a direct challenge to the authority of the government.
      mount a challenge (=make one): They have failed to mount a serious challenge to the existing leadership.
  3. 3
    [countable] an invitation to someone to compete or fight, especially in a sport
    challenge for: Federer returned to make a major challenge for the Wimbledon title.
    issue a challenge: One of the men issued the challenge, “I’ll take on any two of you.”
    1. a.
      [singular] used in the names of competitions, especially sports competitions
      one of the golfers competing in the Million Dollar Challenge


a meal served in the evening which consists of foods traditionally eaten at breakfast

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troll factory

a company that pays its employees to write online comments in favour or against somebody or something posing as ordinary Internet users

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