1
as in appendix
a part added at the end of a book or periodical
there's an addendum from the author to explain certain stylistic choices that she made
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in increase
something added (as by growth)
with each new addendum the list of demands simply got more absurd
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of addendum
An addendum to team agreements outlines 14 highly specific marketing requirements—far more prescriptive than the general promotional language typically found in college sports event contracts.
—
Daniel Libit, Sportico.com, 20 Mar. 2026
Kharlamova, who plays Svetlana, expressed a similar sentiment in an addendum on her Instagram Story.
—Jennifer Zhan, Vulture, 10 Mar. 2026
The devices had previously covered additional areas, including parts of Old Louisville, Smoketown, Newburg, Jacobs and Taylor Berry according to a map attached to a contract addendum signed by LMPD Chief Paul Humphrey last year.
—Josh Wood, Louisville Courier Journal, 2 Mar. 2026
Lawyers at the Office of Policy and Strategy were frequently told to remove their findings from the main text of agency documents and include them as an addendum.
—Jonathan Blitzer, New Yorker, 17 Feb. 2026
See All Example Sentences for addendum
Daniel Libit, Sportico.com, 20 Mar. 2026
Kharlamova, who plays Svetlana, expressed a similar sentiment in an addendum on her Instagram Story.
—Jennifer Zhan, Vulture, 10 Mar. 2026
The devices had previously covered additional areas, including parts of Old Louisville, Smoketown, Newburg, Jacobs and Taylor Berry according to a map attached to a contract addendum signed by LMPD Chief Paul Humphrey last year.
—Josh Wood, Louisville Courier Journal, 2 Mar. 2026
Lawyers at the Office of Policy and Strategy were frequently told to remove their findings from the main text of agency documents and include them as an addendum.
—Jonathan Blitzer, New Yorker, 17 Feb. 2026
See All Example Sentences for addendum
Recent Examples of Synonyms for addendum
Noun
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Orlando’s worldwide image as a suburban appendix to theme parks was eclipsed by its status as a beacon of tolerance and love.—
Orlando Sentinel Editorial Board,
The Orlando Sentinel,
11 June 2026
-
Readers will find his email address in the book’s appendix, and Smat encourages people to share their story with him.—
Brayden Garcia
May 11,
Fort Worth Star-Telegram,
11 May 2026
Noun
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Oracle now expects capital expenditures will reach about $50 billion in the fiscal year ending in May 2026 — a $15 billion increase from its September forecast — executives said on a conference call after the results were released.—
Brody Ford,
Fortune,
11 Dec. 2025
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Over the last few months, the monthly increase in tariff money collected by customs has slowed, but November’s total was the first month that collections were lower than the previous month.—
Steve Kopack,
NBC news,
11 Dec. 2025
Noun
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The contributions to Becerra and Bonta are one signal that AI giants and their employees have taken notice, investing in state elections in addition to congressional races.—
Ben Paviour,
Sacbee.com,
17 June 2026
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In addition to a woman believed by authorities to be O'Brien's girlfriend, a 3-year-old was also in the apartment at the time of the initial shooting, according to court documents.—
WCCO Staff,
CBS News,
17 June 2026
Noun
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Advertisement Should the measure fail in the Senate, the political backing to boot out the Republicans who rejected it is likely to get a boost.—
Chad de Guzman,
Time,
11 Dec. 2025
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Add a squeeze of fresh lemon juice to your spearmint tea for a boost of flavor.—
Jillian Kubala,
Health,
11 Dec. 2025
Noun
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Three of his four catches moved the sticks on Sunday, and two were explosive gains (at least 16 yards), including a 33-yard grab on third-and-6 in the fourth quarter.—
Michael-Shawn Dugar,
New York Times,
8 Dec. 2025
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Brands need a tool for building real loyalty, rather than short-term financial gain.—
Ron Tarter,
MSNBC Newsweek,
8 Dec. 2025
Cite this Entry
“Addendum.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/addendum. Accessed 17 Jun. 2026.
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