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subsidiary

Syllabification: (sub·sid·i·ar·y)
Pronunciation: /səbˈsidēˌerē/

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Definition of subsidiary

adjective

  • less important than but related or supplementary to:many environmentalists argue that the cause of animal rights is subsidiary to that of protecting the environment
  • (of a company) controlled by a holding or parent company.

noun (plural subsidiaries)

  • a company controlled by a holding company.
  • rare a thing that is of lesser importance than but related to something else.

Derivatives

subsidiarily


adverb
( rare)

Origin:

mid 16th century (in the sense 'serving to help or supplement'): from Latin subsidiarius, from subsidium 'support, assistance' (see subsidy)

Remember that subsidiary is spelled with -iary at the end.

subsidiary in other Oxford dictionaries

Definition of subsidiary in the British & World English dictionary