conceal - definition and synonyms

verb [transitive] formal 

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present tense
present participleconcealing
past tenseconcealed
past participleconcealed
  1. 1
    to prevent someone from seeing or knowing your feelings

    He was barely able to conceal his disgust.

    1. a.
      to not tell someone about something, especially because you are ashamed of it or worried about it

      Why did you decide to conceal your true identity?

      conceal something from someone:

      Concealing evidence from the police is a serious offence.

  2. 2
    to hide something so that it cannot be found

    The letters had been concealed under a mattress.

    1. a.
      to cover something so that it is hidden