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guard against

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phrasal verb [transitive]
Word Forms
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present tense
I/you/we/theyguard against
he/she/itguards against
present participleguarding against
past tenseguarded against
past participleguarded against
  1. 1
    guard against something to help to prevent something from happening

    Fibre in the diet is thought to guard against heart disease.

  2. 2
    guard against something to try to prevent something from happening

    We need to guard against the possibility of people losing interest.

See also main entry: guard

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