an·​nex | \ ə-ˈneks , ˈa-ˌneks \
annexed; annexing; annexes

Definition of annex

 (Entry 1 of 2)

transitive verb

1 : to attach as a quality, consequence, or condition Many privileges were annexed exclusively to royalty.
2 archaic : to join together materially : unite
3 : to add to something earlier, larger, or more important annexed a bibliography to the thesis
4 : to incorporate (a country or other territory) within the domain of a state The U.S. annexed Texas in 1845.
5 : to obtain or take for oneself


an·​nex | \ ˈa-ˌneks , -niks\

Definition of annex (Entry 2 of 2)

: something annexed as an expansion or supplement: such as
a : an added stipulation or statement : appendix approved the annex in the treaty
b : a building that is attached to or near a larger building and usually used as part of it : wing Historical photographs were on view in the library's annex.

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Other Words from annex


annexation \ ˌa-​ˌnek-​ˈsā-​shən \ noun
annexational \ -​shnəl , -​shə-​nᵊl \ adjective
annexationist \ -​sh(ə-​)nist \ noun

Synonyms & Antonyms for annex

Synonyms: Verb

add, adjoin, append, subjoin, tack (on)

Synonyms: Noun

addition, extension, penthouse

Antonyms: Verb

abate, bate, deduct, knock off, remove, subtract, take off

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Examples of annex in a Sentence


The United States annexed Texas in 1845. The government planned to annex the islands.


The addition will be used as an annex to the library. We store our old files in the annex. an annexe to the document
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Recent Examples on the Web: Verb

Corrections & Amplifications Sevastopol is a city in Crimea that was forcibly annexed by Russia. Thomas Grove, WSJ, "The New Iron Curtain: Russian Missile Defense Challenges U.S. Air Power," 23 Jan. 2019 The move shows how trade and other non-political ties have been relatively unaffected by the diplomatic freeze instituted two years ago by China, which claims Taiwan as a part of its territory to be annexed by force if necessary. Fox News, "Taiwan's Kinmen island begins importing water from China," 6 Aug. 2018 The award-winning television host, author, and chef was born in 1947 in Pola (now Pula), a former Italian city on the Istrian peninsula that was annexed by communist Yugoslavia after World War II. Michael Floreak,, "Q&A with Lidia Bastianich, author of ‘My American Dream: A Life of Love, Family, and Food’," 7 May 2018 Larry Dean Harvey was born in Portland, Ore., on Jan. 11, 1948, and adopted by a family in Parkrose, a farming community that was later annexed by Portland. Harrison Smith, Washington Post, "Larry Harvey, philosophical force behind Burning Man festival, dies at 70," 29 Apr. 2018 However, Palestinians also stake a claim in East Jerusalem, which was annexed by its neighbour and rival after the 1967 war. Cheryl P. Rose, Houston Chronicle, "Senior moves: Experts in downsizing make process easier," 23 Apr. 2018 Commissioner John Curran argued that if the business were annexed into Tinley Park, the village would be able to exert greater control to address issues such as truck traffic. Mike Nolan, Daily Southtown, "Tinley Park Plan Commission rejects special use permits for gas station," 21 Apr. 2018 That 110-acre site is in the Town of Grafton, and would be annexed into the village. Tom Daykin, Milwaukee Journal Sentinel, "New Grafton business park could be developed with village financing help," 12 Jan. 2018 The City Council in December voted to annex 17 properties totaling about 575 acres near Homestead Lane/ 207th Street, south of the interstate. Lynn Horsley, kansascity, "Edgerton council OKs rezoning to allow expansion of huge warehouse district | The Kansas City Star," 27 Apr. 2018

Recent Examples on the Web: Noun

But have the county keep greenhouses and the annex. Don Behm, Milwaukee Journal Sentinel, "Decision time is quickly approaching for the future of the leaking, aging Mitchell Park Domes," 25 June 2018 The exit from the museum annex across the street delivers visitors to South Main Street, a historic district undergoing renewal, including the transformation of the former train station into a hotel. Elaine Glusac, New York Times, "36 Hours in Memphis," 22 Mar. 2018 The 17-acre property has several annexes, plus some 700 olive trees. J.s. Marcus, WSJ, "In a Struggling Italy, Florence Homes Enjoy a New Renaissance," 28 Nov. 2018 The annex houses the governor’s office, as well as the offices of legislators and their staffs. Melody Gutierrez,, "California lawmakers call in a $1.2 billion wrecking ball for their offices," 12 June 2018 Sydney and Walda Besthoff Sculpture Garden This five-acre sculpture garden is a park within City Park, and acts as an open-air annex to the wonderful New Orleans Museum of Art (NOMA). Paul Oswell, Condé Nast Traveler, "15 Best Things To Do In New Orleans," 4 Mar. 2018 Most of the more than 300 county residents who attended a Feb. 6 meeting at the Mitchell Park Domes annex opposed the plan. Don Behm, Milwaukee Journal Sentinel, "Milwaukee County Board buries plan to collect parking fees this year at parks and parkways," 15 Feb. 2018 Crucial to Sheba’s reign was said to to be the Kingdom’s Temple, documented to have once been her throne, internationally lauded for its majestic entrance, magnificent pillars and great annexes. Hollie Mckay, Fox News, "Archaeologists fear biblical artifacts, monuments won't survive Yemen war," 9 Aug. 2018 Court had been conducted in a former pizza restaurant until the annex was repaired. Karen Zurawski, Houston Chronicle, "Incumbent justice of the peace wins re-election in west Harris County," 23 May 2018

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

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First Known Use of annex


14th century, in the meaning defined at sense 1


1501, in the meaning defined above

History and Etymology for annex

Verb and Noun

Middle English, from Anglo-French annexer, from annexe attached, from Latin annexus, past participle of annectere to bind to, from ad- + nectere to bind

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Statistics for annex

Last Updated

18 Feb 2019

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Time Traveler for annex

The first known use of annex was in the 14th century

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More Definitions for annex



English Language Learners Definition of annex

 (Entry 1 of 2)

: to add (an area or region) to a country, state, etc. : to take control of (a territory or place)



English Language Learners Definition of annex (Entry 2 of 2)

: a building that is attached to or near a larger building and usually used as part of it
chiefly British : a section or statement added at the end of a document


an·​nex | \ ə-ˈneks , ˈa-ˌneks\
annexed; annexing

Kids Definition of annex

 (Entry 1 of 2)

: to add (something) to something else usually so as to become a part of it The United States annexed Texas and it became a state.


an·​nex | \ ˈa-ˌneks \

Kids Definition of annex (Entry 2 of 2)

: a building or part of a building attached to or near another building and considered part of it a school annex
an·​nex | \ ə-ˈneks, ˈa-ˌneks \

Legal Definition of annex

1 : attach sense 2 correspondence annexed to the petition a greenhouse annexed to the building
2 : to incorporate (as a territory) within a political domain the district annexes only shards of 24 additional parishesHays v. Louisiana, 839 F. Supp. 1188 (1993)

Other Words from annex

annexation \ ˌa-​nek-​ˈsā-​shən \ noun

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More from Merriam-Webster on annex

Thesaurus: All synonyms and antonyms for annex

Spanish Central: Translation of annex

Nglish: Translation of annex for Spanish Speakers

Britannica English: Translation of annex for Arabic Speakers

Comments on annex

What made you want to look up annex? Please tell us where you read or heard it (including the quote, if possible).


to express emotion in a dramatic way

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