out-of-date - definition and synonyms

adjective [only before noun] 

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  1. old and no longer suitable for modern processes, purposes, or methods

    out-of-date technology

    1. a.
      no longer legal or safe because an officially stated date has passed

      an out-of-date passport

       Synonyms and related words
    2. b.
      containing information that is no longer correct because it is old and things have changed

      an out-of-date atlas

       Synonyms and related words