EXPANSION Synonyms: 125 Similar and Opposite Words

expansion

noun

ik-ˈspan(t)-shən

Definition of expansion

as in increase

something added (as by growth) the museum's new wing is only the first in a series of expansions planned for the next decade

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in evolution

the act or process of going from the simple or basic to the complex or advanced the expansion of remedial reading classes into a district-wide program using school volunteers for a variety of needs

Synonyms & Similar Words

Antonyms & Near Antonyms

as in expanse

a wide space or area we gazed in awe at the star-strewn expansion of nighttime sky above us

Synonyms & Similar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of expansion At the same time, growth has slowed from a peak of over 4% annual expansion in 2023-24. — ABC News, 18 Sep. 2026 The expansion beyond prints is also showing up in IFPDA’s programming. — Daniel Cassady, ARTnews.com, 18 Sep. 2026 The work eventually contributed to the creation and expansion of the FBI’s Innocent Images program, which by 1995 had grown into a nationwide effort. — Angelique Brenes, PEOPLE, 18 Sep. 2026 The Observer has been named Best Black Newspaper in America eight times and continued to grow — including an expansion to cover Stockton. — Veronica Fernandez-Alvarado, Sacbee.com, 18 Sep. 2026 See All Example Sentences for expansion

Recent Examples of Synonyms for expansion

Noun

After many farmers protested the increases, Lamont canceled the revaluation in January and assembled the working group to look into the issue.

— John Moritz, Hartford Courant, 24 Sep. 2026
Fleek argues the rule could send more overstock and customer returns toward resale, though its report does not show that such an increase has happened yet.

— Alexandra Harrell, Footwear News, 24 Sep. 2026

Definition of increase

Noun

This is thought to happen because the social transmission of stories acts like evolution.

— Hannah Little, Scientific American, 20 Sep. 2026
Until Monday night, anyway, when the Chiefs blasted Denver 31-10 behind Walker’s 173 yards on 23 carries — including a 60-yard touchdown run on a bold fourth-and-1 that in itself illustrated the abiding evolution of Reid.

— Vahe Gregorian, Kansas City Star, 19 Sep. 2026

Definition of evolution

Noun

In South Africa’s northernmost province, under a cavernous expanse of jagged gray rock, lies a mineral treasure trove that could play a pivotal role in the country’s relationship with global superpowers.

— Alexis Akwagyiram, semafor.com, 21 Sep. 2026
Boyd & Allister crafted a deep, long daybed to fit beneath a wide expanse of windows in the living room.

— Alex Beggs, Architectural Digest, 21 Sep. 2026

Definition of expanse

Noun

Robust growth from artificial intelligence and other initiatives will give Microsoft a boost, according to Stifel.

— Liz Napolitano, CNBC, 23 Sep. 2026
Concerns about this recent deceleration aside, a slight quarter-to-quarter boost is obviously preferable to the bundle’s comparable loss of 953,000 customers between the first and second quarters of this year.

— Anthony Crupi, Sportico.com, 23 Sep. 2026

Definition of boost

Noun

Other Seeds projects include the linking of extant bike paths and trails, the development of annual events that celebrate Indigenous people and culture, and even regular community cleanup activities accompanied by DJ sets.

— CNT Editors, Condé Nast Traveler, 22 Sep. 2026
Regardless, the failure of these large and expensive trials will almost certainly throw cold water on development of future medications in this area.

— Adam Cohen, Oklahoman, 22 Sep. 2026

Definition of development

Noun

Southeast Florida, particularly the iconic stretch known as the Palm Beaches, is a corridor where high-end culture and environmental stewardship coexist.

— Condé Nast, Condé Nast Traveler, 23 Sep. 2026
Some stretches of the river could move and fill faster depending on local conditions, however, so residents should be careful when near a riverbed that is downstream of a release.

— Dale Denwalt, Oklahoman, 22 Sep. 2026

Definition of stretch

Noun

Columbus stood in his age as the pioneer of progress and enlightenment.

— Encyclopedia Britannica, Encyclopedia Britannica, 22 Sep. 2026
In addition to being sources of information about scientific progress, assessment reports are also intended to be directly useful for planning and policymaking at all levels.

— Scott K. Johnson, ArsTechnica, 22 Sep. 2026

Definition of progress

Browse Nearby Words

expanses

expansion

expansions

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Style

“Expansion.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/expansion. Accessed 26 Sep. 2026.

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Synonyms of expansion

noun

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