1
as in auxiliary
available to supply something extra when needed
the teacher's edition of the textbook comes with a lot of supplementary material
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in complementary
related to each other in such a way that one completes the other
regards theology and philosophy as supplementary fields of study
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of supplementary
Connecticut could face close to $180 million in annual extra costs to its supplementary nutrition and food stamps program within the next five years, according to a very preliminary analysis of recent federal budget cuts by Gov. Ned Lamont’s administration.
—
Keith M. Phaneuf, Hartford Courant, 11 Aug. 2025
The final bit of cloud identification involves supplementary features that are attached to or merged with the cloud.
—Noel Kirkpatrick, Treehugger, 7 Aug. 2025
Camel milk may hold real potential as a supplementary treatment for allergic asthma, especially due to its anti-inflammatory and immune-modulating properties.
—New Atlas, 6 July 2025
Known as the enhanced supplementary leverage ratio, the measure regulates the quantity and quality of capital banks should be keeping on their balance sheets.
—Jeff Cox, CNBC, 25 June 2025
See All Example Sentences for supplementary
Keith M. Phaneuf, Hartford Courant, 11 Aug. 2025
The final bit of cloud identification involves supplementary features that are attached to or merged with the cloud.
—Noel Kirkpatrick, Treehugger, 7 Aug. 2025
Camel milk may hold real potential as a supplementary treatment for allergic asthma, especially due to its anti-inflammatory and immune-modulating properties.
—New Atlas, 6 July 2025
Known as the enhanced supplementary leverage ratio, the measure regulates the quantity and quality of capital banks should be keeping on their balance sheets.
—Jeff Cox, CNBC, 25 June 2025
See All Example Sentences for supplementary
Recent Examples of Synonyms for supplementary
Adjective
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Guys like Dyami Brown and Parker Washington are very solid auxiliary receivers.—
Matthew Schmidt,
MSNBC Newsweek,
8 Sep. 2025
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The first stoppage occurred two minutes into the game, resulting in a 25-minute stoppage as the arena crew wheeled out auxiliary clocks onto the baseline and turned off the main clocks above the baskets.—
Joseph Dycus,
Mercury News,
1 Sep. 2025
Adjective
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These complementary efforts of fieldwork geology and the more digital world of computer modeling, in which geochemical data, fossils and ancient tectonics are paired with Earth system models, have helped pull back the veil on our deep past.—
Peter Brannen,
Quanta Magazine,
15 Sep. 2025
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This is reportedly the first quantum computer to be built using the standard complementary metal-oxide-semiconductor (CMOS) chip fabrication process which is the same transistor technology used in conventional computers.—
Georgina Jedikovska,
Interesting Engineering,
15 Sep. 2025
Adjective
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Reed may face additional charges for the assault on the Malibu Jack’s employee, police said.—
Shambhavi Rimal,
Fort Worth Star-Telegram,
10 Sep. 2025
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The district says the money will help pay for a laundry list of programs, such as all-day kindergarten at all grade schools; the universal free breakfast program; pre-K centers; expanded career-technical education programs; and additional social workers, counselors and behavior specialists.—
Kevin Richert,
Idaho Statesman,
10 Sep. 2025
Adjective
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There were reciprocal tariffs added on top, raising the tariffs from 10 to 25 percent as a base increase on my regular costs.—
Ryma Chikhoune,
Footwear News,
8 Sep. 2025
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When a mother tree is felled, the survival rate of many of its seedlings may be drastically reduced, a process not unlike the reciprocal feedback loop of Yggdrasill, whose deterioration in response to discord in the nine realms spells cosmic collapse.—
Ellen Walker,
JSTOR Daily,
3 Sep. 2025
Adjective
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Additionally, the Ritz-Carlton Yacht Collection asks guests needing special assistance, including those who use supplemental oxygen or have a hearing impairment, to contact the company ahead of time to make proper accommodations.—
Amanda Eyre Ward,
Travel + Leisure,
12 Sep. 2025
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Apex provides life insurance and supplemental coverage to millions of policyholders across North America, offering affordable protection to working families who need it most.—
William Jones,
USA Today,
11 Sep. 2025
Adjective
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Apple is also expanding the iPhone 17 Pro accessory lineup with new TechWoven and Silicone cases as well as a Crossbody Strap made from recycled yarn.—
Prakhar Khanna,
Forbes.com,
10 Sep. 2025
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This one from Chasing Paper’s collaboration with accessory designer Susan Alexandra — who’s know for her full-of-life, color-happy designs — is playful and put-together in equal measure.—
Stacia Datskovska,
Footwear News,
4 Sep. 2025
Cite this Entry
“Supplementary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/supplementary. Accessed 16 Sep. 2025.
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