organisation is on the Basic English 850 List.
order - organisation - ornament

Other spellings

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Word parts

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organise + -ation

Pronunciation

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Singular
organisation

Plural
organisations

Organisation is on the Academic Vocabulary List.
  1. (countable) An organisation is a group of people with a particular purpose (e.g., teams, clubs, churches, etc.)
    The daycare is operated by a voluntary organisation of parents and teachers.
    It is often difficult for women to join these organisations that have always been for men.
  2. (countable & uncountable) Organisation is the way that something is put together.
    The organisation of the book is very difficult to understand.
    The organisation of the event took three months.

Synonyms

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