sup·​ple·​men·​tal | \ ˌsə-plə-ˈmen-tᵊl How to pronounce supplemental (audio) \

Definition of supplemental

1 : serving to supplement
2 : nonscheduled a supplemental airline

Other Words from supplemental

supplemental noun

Examples of supplemental in a Sentence

She receives a supplemental income every month from the government. the new program will provide supplemental health insurance to thousands of workers
Recent Examples on the Web But the supplemental payments, though unprecedented, still represent less than one-sixth of Connecticut’s long-term pension debt. Keith M. Phaneuf, Hartford Courant, 2 Aug. 2022 The city approved a supplemental report for Ocean Kamp, based on the report completed for the previous project. Phil Diehl, San Diego Union-Tribune, 26 July 2022 Haaland said the wildland fire management program allocated $407 million this year and that the U.S. Forest Service announced $120 million to be paid as supplemental salary payments to firefighters. Riley Rogerson, Anchorage Daily News, 13 July 2022 That interview was not included in the report, but Attorney General Brian Frosh wrote in a response to Coffin this month that the division would issue a supplemental report. Darcy Costello, Baltimore Sun, 25 Apr. 2022 The officer could then prepare a supplemental report after viewing the footage to reconcile any differences between the two. oregonlive, 2 Mar. 2022 China real estate – China’s real estate sector shrank by 1.6% in the third quarter compared to a year ago, China’s government announced in a supplemental report to its GDP release on Monday. Grady Mcgregor, Fortune, 19 Oct. 2021 It was again provided to federal investigators and to the District Attorney's Office as a supplemental report. Nick Valencia, CNN, 24 May 2021 Little Rock plans to seek supplemental funding from grants, Scott said. Joseph Flaherty, Arkansas Online, 8 June 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'supplemental.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of supplemental

1605, in the meaning defined at sense 1

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Time Traveler for supplemental

Time Traveler

The first known use of supplemental was in 1605

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Dictionary Entries Near supplemental



supplemental irrigation

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Statistics for supplemental

Last Updated

11 Aug 2022

Cite this Entry

“Supplemental.” Dictionary, Merriam-Webster, Accessed 15 Aug. 2022.

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More Definitions for supplemental


sup·​ple·​men·​tal | \ ˌsəp-lə-ˈment-ᵊl How to pronounce supplemental (audio) \

Medical Definition of supplemental

: serving to supplement : supplementary


sup·​ple·​men·​tal | \ ˌsə-plə-ˈment-ᵊl How to pronounce supplemental (audio) \

Legal Definition of supplemental

: serving to complete or make an addition supplemental appropriations specifically : of, relating to, or being a supplemental pleading

Other Words from supplemental

supplemental noun


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