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substantial

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adjective substantial pronunciation in British English /səbˈstænʃ(ə)l/
  1. 1
    large in amount or degree

    The study reveals very substantial differences between population groups.

    The schools have a substantial measure of local autonomy.

    a substantial number/amount/proportion:

    A substantial number of members have called to complain.

    a substantial increase/reduction/improvement:

    There has been a substantial increase in inflation.

    1. a.
      used about large amounts of money

      substantial savings/investments

      a substantial sum:

      Unless the group can raise a substantial sum, they will be in trouble.

  2. 2
    important, or real

    His decision was based on nothing more substantial than his dislike of foreigners.

    1. a.
      dealing with important ideas in a serious way

      The most substantial regional newspaper is Caribbean Contact.

  3. 3
    making you feel full and satisfied

    Do you have anything more substantial than these pretzels?

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