portion - definition and synonyms

noun [countable] 

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  1. 1
    a part of an amount or total
    portion of:

    We’re spending a larger portion of our income on entertainment.

    Only a small portion of the population could tell you what the government’s policy is.

    1. a.
      a part of anything

      You need a cake big enough to be divided into sixteen portions.

      portion of:

      These statistics explain only a portion of the problem.

  2. 2
    the amount of food that one person eats at a meal

    If you eat smaller portions, you will begin to lose weight.