agglomeration

noun

Synonyms of agglomerationnext
1
: the action or process of collecting in a mass
the agglomeration of matter into stars and galaxies
2
: a heap or cluster of usually disparate (see disparate sense 1) elements
… an agglomeration of 100-year-old cottages with gingerbread scroll-saw ornamentation.Ira Henry Freeman
3
: a large, densely and contiguously populated area consisting of a city and its suburbs
an urban agglomeration

Examples of agglomeration in a Sentence

This suburb has become just a vast agglomeration of houses, people, and cars. the bedroom community became a vast agglomeration of houses, schools, and small shops
Recent Examples on the Web
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.
That's way too valuable an agglomeration to sell at 26 times earnings. Jim Cramer, CNBC, 19 Feb. 2026 At the lower end of the scale, some very small galaxies could be mistaken for globular clusters—agglomerations of up to a few million stars that form alongside galaxies. Phil Plait, Scientific American, 29 May 2026 Key to that is the prevention of the agglomeration of power, including checks and balances not just within government but within society. Joseph E. Stiglitz, Fortune, 17 Mar. 2026 The big bet of California Forever is that by acquiring enough land to build an entire city from scratch, the investors can profit from the economics of agglomeration. Chris Elmendorf, Mercury News, 5 Dec. 2025 See All Example Sentences for agglomeration

Word History

Etymology

borrowed from Medieval Latin agglomerātiōn-, agglomerātiō, from Latin agglomerāre "to agglomerate entry 1" + -tiōn-, -tiō, suffix of action nouns

First Known Use

1661, in the meaning defined at sense 1

Time Traveler
The first known use of agglomeration was in 1661

Browse Nearby Words

Cite this Entry

“Agglomeration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/agglomeration. Accessed 9 Jul. 2026.

Kids Definition

agglomeration

noun
1
: the action or process of collecting in a mass
2
: a heap or cluster of dissimilar elements
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