from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Serving to assist or supplement; auxiliary.
  • adj. Secondary in importance; subordinate.
  • adj. Of, relating to, or of the nature of a subsidy.
  • n. One that is subsidiary to another.
  • n. A subsidiary company.
  • n. Music A theme subordinate to a main theme or subject.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. auxiliary or supplemental
  • adj. secondary or subordinate
  • adj. of, or relating to a subsidy
  • n. A company owned by the parent company or holding company
  • n. a subordinate theme

from the GNU version of the Collaborative International Dictionary of English

  • adj. Furnishing aid; assisting; auxiliary; helping; tributary; especially, aiding in an inferior position or capacity.
  • adj. Of or pertaining to a subsidy; constituting a subsidy; being a part of, or of the nature of, a subsidy.
  • n. One who, or that which, contributes aid or additional supplies; an assistant; an auxiliary.

from The Century Dictionary and Cyclopedia

  • Held ready to furnish assistance; held as a reserve.
  • Lending assistance; aiding; assistant; furnishing help; ancillary.
  • Furnishingsupplementary supplies: as, a subsidiary stream.
  • Relating or pertaining to a subsidy; founded on or connected with a subsidy or subsidies: as, a subsidiary treaty.
  • n. One who or that which contributes aid or additional supplies; an auxiliary; an assistant.
  • n. In music, a subordinate theme or subject, especially in an episode of an extended work.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. functioning in a supporting capacity
  • n. a company that is completely controlled by another company
  • n. an assistant subject to the authority or control of another


from The American Heritage® Dictionary of the English Language, 4th Edition

Latin subsidiārius, from subsidium, support; see subsidy.



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