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Synonyms

subsidiary

American  
[suhb-sid-ee-er-ee] / səbˈsɪd iˌɛr i /

adjective

  1. serving to assist or supplement; auxiliary; supplementary.

  2. subordinate or secondary.

    subsidiary issues.

  3. of or relating to a subsidiary.


noun

plural

subsidiaries
  1. a subsidiary thing or person.

  2. subsidiary company.

  3. Music. a subordinate theme or subject.

subsidiary British  
/ səbˈsɪdɪərɪ /

adjective

  1. serving to aid or supplement; auxiliary

  2. of lesser importance; subordinate in function

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. a person who or thing that is subsidiary

  2. short for subsidiary company

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of subsidiary

1535–45; < Latin subsidiārius, equivalent to subsidi ( um ) ( see subsidy) + -ārius -ary

Explanation

If a company belongs to another company, then the owned company is a subsidiary. When a large company bought your small business, you became a subsidiary. It still hurts to call them the parent company, since you publish novels and they make toilet paper. The adjective form of subsidiary describes something that is of secondary importance or that functions in a supporting capacity. In addition to running the band program, you're a member of several subsidiary committees like the fund raising committee and the hospitality committee. Traffic on the road was light when you drove outside the city, but as more subsidiary roads joined with the main one, traffic quickly became congested.

Keep Reading on Vocabulary.com

Vocabulary lists containing subsidiary

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Subsidiary Ticketmaster is also a global ticket selling platform.

From Barron's • Apr. 15, 2026

Subsidiary but no less integral is Stephen’s crisscrossing path through the city.

From Los Angeles Times • Apr. 8, 2025

Subsidiary agreements that will determine how the U.S. military and civilian contractors come into PNG are being worked out, he said.

From Reuters • May 23, 2023

Subsidiary Beta Offshore operates the platforms and the pipeline.

From Seattle Times • Oct. 14, 2021

Subsidiary coins, however, came largely into use, being issued by the local mints.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2 "Chicago, University of" to "Chiton" by Various