as in to add
to join (something) to a mass, quantity, or number so as to bring about an overall increase
plans to annex the supply room so as to make the classroom bigger
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of annex
Austin Hornbostel, Nashville Tennessean, 16 Dec. 2025
Once part of New York Hospital’s ambulance annex, the one-of-a-kind two-building residnce is being sold by Slack founder Stewart Butterfield and Away luggage founder Jen Rubio.
—Abby Montanez, Robb Report, 11 Dec. 2025
Fousia Abdullahi, Fort Worth Star-Telegram, 22 Jan. 2026
Trump has repeatedly said the United States needs to annex Greenland for reasons of national security.
—Kim Hjelmgaard, USA Today, 22 Jan. 2026
See All Example Sentences for annex
Noun
Estes Kefauver Federal Building The Estes Kefauver Federal Building at 801 Broadway was constructed in 1952, and its nine-story annex was added 22 years later in 1974.
—Austin Hornbostel, Nashville Tennessean, 16 Dec. 2025
Once part of New York Hospital’s ambulance annex, the one-of-a-kind two-building residnce is being sold by Slack founder Stewart Butterfield and Away luggage founder Jen Rubio.
—Abby Montanez, Robb Report, 11 Dec. 2025
Verb
When what is now Southlake incorporated in 1956 — out of fear of possibly being annexed by Hurst — there was no Town Square.
—Fousia Abdullahi, Fort Worth Star-Telegram, 22 Jan. 2026
Trump has repeatedly said the United States needs to annex Greenland for reasons of national security.
—Kim Hjelmgaard, USA Today, 22 Jan. 2026
See All Example Sentences for annex
Recent Examples of Synonyms for annex
Noun
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In addition to the change of being at a different location, the festival that's traditionally been held on Thursday, Friday and Saturday will be held on Saturday and Sunday.—
Jesse Sarles,
CBS News,
28 Jan. 2026
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As such, the front office could be choosing between retaining Simons and using the full nontaxpayer midlevel exception for a new addition.—
Danny Leroux,
New York Times,
28 Jan. 2026
Verb
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Kendrick De Luna and Landon Seaman each added 10 points and Jefferson De La Cruz Monegro contributed nine points and six rebounds for the Titans (10-12 overall, 5-5 Big West), who avenged a 94-91 home loss to the Mustangs (7-14, 3-6) in the conference opener in December.—
Oc Register,
Oc Register,
25 Jan. 2026
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Schoenrock added that the green tree reservoirs depend on floodwater that didn't come this season.—
Bryan Hendricks,
Arkansas Online,
25 Jan. 2026
Cite this Entry
“Annex.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/annex. Accessed 29 Jan. 2026.
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