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
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of supplementary
So Sacco depicts both variations, while drawing out their disjunctions through commentary and supplementary reporting.
—
Robert Rubsam, The Atlantic, 18 Dec. 2025
The researchers also completed two supplementary analyses to account for variables like students who lived in different communities – either with or without fluoride.
—New Atlas, 30 Nov. 2025
Takaichi's government must compile a supplementary budget and gain approval by the parliament by the end of this year to fund the package.
—Arkansas Online, 22 Nov. 2025
If Giolito declines, the Red Sox would receive a pick that would come in a supplementary round between the fourth and fifth in next year's draft.
—Jon Vankin, MSNBC Newsweek, 31 Oct. 2025
See All Example Sentences for supplementary
Robert Rubsam, The Atlantic, 18 Dec. 2025
The researchers also completed two supplementary analyses to account for variables like students who lived in different communities – either with or without fluoride.
—New Atlas, 30 Nov. 2025
Takaichi's government must compile a supplementary budget and gain approval by the parliament by the end of this year to fund the package.
—Arkansas Online, 22 Nov. 2025
If Giolito declines, the Red Sox would receive a pick that would come in a supplementary round between the fourth and fifth in next year's draft.
—Jon Vankin, MSNBC Newsweek, 31 Oct. 2025
See All Example Sentences for supplementary
Recent Examples of Synonyms for supplementary
Adjective
-
The league, which once strived to pack in as much auxiliary seating as possible into Super Bowl venues, now places a greater priority on creating space for broadcast partners and club seating.—
Matt Barrows,
New York Times,
1 Feb. 2026
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Avoid raising your thermostat by more than two degrees at a time to prevent accidentally turning on your system’s auxiliary heating, which can add up to $15 per day if used more than 12 hours a day.—
Michael Butler,
Miami Herald,
30 Jan. 2026
Adjective
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Sarandos insisted Netflix and HBO Max are complementary, and claimed that 80% of HBO Max subscribers also subscribe to Netflix.—
Todd Spangler,
Variety,
3 Feb. 2026
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In other words, the top executive doesn’t see optimism and pessimism as opposing forces but rather as complementary—each playing a distinct role in effective leadership.—
Preston Fore,
Fortune,
31 Jan. 2026
Adjective
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One additional point is that conversion rates also rose when customers interacted with the new flow.—
Chris Lipp,
Forbes.com,
29 Jan. 2026
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Instead, on a variety of cosmic scales, from the insides of individual galaxies to groups and clusters of galaxies all the way up to the largest filamentary structures of all, an additional source of gravity is required.—
Big Think,
Big Think,
29 Jan. 2026
Adjective
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Bringing the Innovations Back to US Universities The relationships within the Alliance are designed to be reciprocal.—
Bryan Penprase,
Forbes.com,
29 Jan. 2026
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Jessica Pegula, who takes on Anisimova Wednesday, extends the reciprocal relationship to more involved discussions.—
Charlie Eccleshare,
New York Times,
27 Jan. 2026
Adjective
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To promote bushy growth, place parsley in a sunny windowsill or use supplemental lighting.—
Brandee Gruener,
Southern Living,
3 Feb. 2026
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Those funds could then be used for tutoring, tuition, supplemental classes, books, online educational materials, standardized testing fees, dual enrollment courses, special-education services and more.—
Chicago Tribune,
Chicago Tribune,
3 Feb. 2026
Adjective
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This small-sized and mobile home aligns with the demand for accessory dwelling units, or ADUs, spiking in many areas across the country as a more affordable solution.—
Jennifer Castenson,
Forbes.com,
26 Jan. 2026
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The acre of land across the street from her home on Piper Lane doesn't seem like something that could support three houses and six accessory dwelling units, but that's what the plan was when a developer bought the property last year.—
John Ramos,
CBS News,
20 Jan. 2026
Cite this Entry
“Supplementary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/supplementary. Accessed 4 Feb. 2026.
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