We found 11 dictionaries that define the word organisations:

General (8 matching dictionaries)

1. organisations: Merriam-Webster
2. organisations: Collins English Dictionary
3. organisations: Vocabulary.com
4. Organisation's, Organisations, organisation's, organisations, organisations: Wordnik
5. organisations: Cambridge Advanced Learner's Dictionary
6. organisations: Wiktionary
7. Organisations: Wikipedia, the Free Encyclopedia
8. Organisations: TheFreeDictionary.com

Business (1 matching dictionary)

9. Organisations: Legal dictionary

Computing (1 matching dictionary)

10. Organisations: Encyclopedia

Medicine (1 matching dictionary)

11. Organisations: Medical dictionary

(Note: See organisation as well.)

Definitions from Wiktionary (organisation) ▸ noun:  Non-Oxford British English and Australian standard spelling of organization. ▸ Also see organisation Opposite: individuals, soloists, loners, independents, hermits Types: business, company, corporation, firm, enterprise, institution, agency, organisation, more... Phrases: international organisations, government organisations, criminal organisations, temperance organisations, health maintenance organisations, more... ▸ Words similar to organisations ▸ Usage examples for organisations ▸ Idioms related to organisations ▸ Wikipedia articles (New!) ▸ Popular adjectives describing organisations ▸ Words that often appear near organisations ▸ Rhymes of organisations ▸ Invented words related to organisations