- Confidence
- Established
- Formation
- Borrowing
- First attested
- 1543
- Borrowed from
- Latin subsidiarius
- Ultimate origin
- Latin (subsidium)
Pronunciation
- IPA: UK /səbˈsɪd.i.ər.i/, US /səbˈsɪd.i.er.i/[1]
Etymology
It is borrowed from Latin subsidiārius (“serving to assist or supplement, of a reserve”), perhaps partly through Middle French subsidiaire,[2][3][4][5] from subsidium (“help, aid, troops in reserve”) (see subsidy).[2][3][4] The Latin adjective was also used as a noun for the reserve.[3]
Earliest recorded meaning
Serving to help or supplement, held in reserve: 1543.[2][6][4][3]
Semantic evolution
The levying of a subsidy is recorded in 1592,[2] and the noun, a person or thing that supplies help, from 1603, in Florio's Montaigne.[2][4] Consisting of subsidies is from 1608, and the subsidiary treaty from 1755.[6] The sense subordinate or secondary is first recorded in Carlyle's Sartor Resartus (1831).[2][6] Of a stream it meant tributary from 1834.[6] A subsidiary company is controlled by another.[7][8]
Timeline
- 1543 – serving to help.[2][6]
- 1603 – a subsidiary (noun).[2][4]
- 1755 – subsidiary treaty.[6]
- 1831 – subordinate, secondary.[2][6]
- 1834 – of a stream, tributary.[6]
Modern meaning
Adjective
- Serving to assist or supplement; auxiliary.
- Secondary in importance; subordinate.
- Of or like a subsidy.
Noun
- A person or thing that is subsidiary to another.
- A company controlled by another company.
- (music) A theme subordinate to the main one.
Word family
- subsidiarily
- subsidiariness
- nonsubsidiary
Related words
- subsidiarity
- subsidy
- subside
References
- ^ Jones, Daniel (2011), Cambridge English Pronouncing Dictionary, 18th ed., ed. Peter Roach, Jane Setter and John Esling, Cambridge: Cambridge University Press
- ^ a b c d e f g h i Barnhart, Robert K. (1988), The Barnhart Dictionary of Etymology
- ^ a b c d Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
- ^ a b c d e Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
- ^ Pearsall, Judy, ed. (1998), The New Oxford Dictionary of English, Oxford: Clarendon Press
- ^ a b c d e f g h Simpson, J. A.; Weiner, E. S. C., eds. (1989), The Oxford English Dictionary, 2nd ed., Oxford: Clarendon Press
- ^ The American Heritage Dictionary of the English Language (1992), 3rd ed., Boston: Houghton Mifflin
- ^ Collins English Dictionary (2023), Glasgow: HarperCollins
Related etymologies
Cite this entry
“Subsidiary.” Etymologically, 17 Oct. 2026, etymologically.com/en/subsidiary. Accessed 17 Oct. 2026.
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