subsidiary

[ suh b-sid-ee-er-ee ]
/ səbˈsɪd iˌɛr i /

adjective

serving to assist or supplement; auxiliary; supplementary.
subordinate or secondary: subsidiary issues.
of or relating to a subsidiary.

noun, plural sub·sid·i·ar·ies.

a subsidiary thing or person.
Music. a subordinate theme or subject.

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Origin of subsidiary

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

OTHER WORDS FROM subsidiary

sub·sid·i·ar·i·ly [suh b-sid-ee-air-uh-lee, -sid-ee-er-] /səbˌsɪd iˈɛər ə li, -ˈsɪd iˌɛr-/, adverbsub·sid·i·ar·i·ness, nounnon·sub·sid·i·ar·y, adjective, noun, plural non·sub·sid·i·ar·ies.un·sub·sid·i·ar·y, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for subsidiarily

subsidiary
/ (səbˈsɪdɪərɪ) /

adjective

serving to aid or supplement; auxiliary
of lesser importance; subordinate in function

noun plural -aries

a person who or thing that is subsidiary

Derived forms of subsidiary

subsidiarily, adverbsubsidiariness, noun

Word Origin for subsidiary

C16: from Latin subsidiārius supporting, from subsidium subsidy
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