Definition of "ancillary" []

  • Of secondary importance: "For Degas, sculpture was never more than ancillary to his painting” ( Herbert Read). (adjective)
  • Auxiliary; helping: an ancillary pump. (adjective)
  • Something, such as a workbook, that is subordinate to something else, such as a textbook. (noun)
  • Archaic A servant. (noun)
  • Subsidiary (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • Auxiliary; supplementary (adjective)
  • A subsidiary or auxiliary thing or person (noun) (c) HarperCollins Publishers Ltd 2016

Use "ancillary" in a sentence
  • "US Airways for example is set to earn ancillary revenues of $400 million to $500 million from its ­ancillary revenue programme in 2009."
  • "However, we have, in California and other state, what we call ancillary probate."
  • "But there's still a lot of what we call ancillary action around."