integral is on the Academic Word List.

Pronunciation

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Noun
Adjective

Adjective

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Positive
integral

Comparative
more integral

Superlative
most integral

  1. Integral parts, elements, etc. belong to a larger whole, often being necessary.
    The parks and green spaces are an integral part of the city.
    Regular training is regarded as integral to management.
    Integral to this research was how the healthy body defends itself against bacteria.
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Singular
integral

Plural
integrals

  1. (countable) An integral is the result of a particular mathematical function.
      is the integral of   if   .