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challenge

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verb [transitive] challenge pronunciation in British English /ˈtʃælɪndʒ/
Word Forms
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present tense
I/you/we/theychallenge
he/she/itchallenges
present participlechallenging
past tensechallenged
past participlechallenged
  1. 1
    to question whether something is true, accurate, or legal

    No one has challenged the assumptions that are made in the report.

    This decision is likely to be challenged by the oil companies.

    challenge someone on something:

    They’re not likely to challenge us on any of the details.

    challenge someone to do something:

    We challenged the company to prove that its system was safe.

    1. a.
      to refuse to accept someones authority

      The president has accused the provincial government of challenging his leadership.

  2. 2
    to invite someone to compete or fight
    challenge someone to something:

    The girls challenged the boys to a cricket match.

  3. 3
    to test someones skill and abilities

    My present job doesn’t really challenge me.

    It is a problem that has intrigued and challenged me for many years.

SOLE

… a teaching method in which groups of children learn independently using a computer linked to the internet

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