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  • (UK) IPA(key): /ˌsʌbˈsɪd.jɜː(ɹ).i/


subsidiary (comparative more subsidiary, superlative most subsidiary)

  1. Auxiliary or supplemental.
    • John Florio (1553-1625)
      chief ruler and principal head everywhere, not suffragant and subsidiary
    • Samuel Taylor Coleridge (1772-1834)
      They constituted a useful subsidiary testimony of another state of existence.
  2. Secondary or subordinate.
    a subsidiary stream
    • 1935, George Goodchild, chapter 5, Death on the Centre Court:
      By one o'clock the place was choc-a-bloc. […] The restaurant was packed, and the promenade between the two main courts and the subsidiary courts was thronged with healthy-looking youngish people, drawn to the Mecca of tennis from all parts of the country.
  3. Of, or relating to a subsidy.
    subsidiary payments to an ally
    • Lord Mahon (1805-1875)
      George the Second relied on his subsidiary treaties.



subsidiary (plural subsidiaries)

  1. A company owned by a parent company or a holding company, also called daughter company or sister company.
  2. (music) a subordinate theme