aggregate
Americanadjective
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formed by the conjunction or collection of particulars into a whole mass or sum; total; combined.
the aggregate amount of indebtedness.
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Botany.
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(of a flower) formed of florets collected in a dense cluster but not cohering, as the daisy.
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(of a fruit) composed of a cluster of carpels belonging to the same flower, as the raspberry.
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Geology. (of a rock) consisting of a mixture of minerals separable by mechanical means.
noun
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aggregates
plural
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a sum, mass, or assemblage of particulars; a total or gross amount.
the aggregate of all past experience.
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a cluster of soil particles: an aggregate larger than 250 micrometers in diameter, as the size of a small crumb, is technically regarded as a macroaggregate.
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any of various loose, particulate materials, as sand, gravel, or pebbles, added to a cementing agent to make concrete, plaster, etc.
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Mathematics. set.
verb (used with object)
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aggregates,
present (3rd person singular)
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aggregated,
past participle, past
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aggregating
present participle
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to bring together; collect into one sum, mass, or body.
- Synonyms:
- gather, accumulate, amass, assemble
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to amount to (the number of ).
The guns captured will aggregate five or six hundred.
verb (used without object)
-
aggregates,
present (3rd person singular)
-
aggregated,
past participle, past
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aggregating
present participle
idioms
adjective
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formed of separate units collected into a whole; collective; corporate
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(of fruits and flowers) composed of a dense cluster of carpels or florets
noun
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a sum or assemblage of many separate units; sum total
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geology a rock, such as granite, consisting of a mixture of minerals
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the sand and stone mixed with cement and water to make concrete
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a group of closely related biotypes produced by apomixis, such as brambles, which are the Rubus fruticosus aggregate
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taken as a whole
verb
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to combine or be combined into a body, etc
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(tr) to amount to (a number)
Other Word Forms
Derived Forms
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aggregatenessnoun
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hyperaggregateverb
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reaggregateverb
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aggregableadjective
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aggregatelyadjective
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aggregativeadjective
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aggregatoryadjective
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subaggregateadjective
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unaggregatedadjective
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aggregatelyadverb
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subaggregatelyadverb
Inflected Forms
Nouns
Participles
Conjugated Forms
Present
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aggregatesimple
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aggregatessimple
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have aggregatedperfect
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has aggregatedperfect
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am aggregatingprogressive
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are aggregatingprogressive
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is aggregatingprogressive
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have been aggregatingperfect progressive
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has been aggregatingperfect progressive
Past
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aggregatedsimple
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had aggregatedperfect
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was aggregatingprogressive
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were aggregatingprogressive
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had been aggregatingperfect progressive
Future
Etymology
Origin of aggregate
First recorded in 1375–1425; late Middle English, from Latin aggregātus (past participle of aggregāre ), equivalent to ag- ag- + greg- (stem of grex “flock”) + -ātus -ate 1
Explanation
To aggregate is to collect many units into one. If you're writing a novel, you might create a character who is an aggregate of five or six real people. Aggregate comes from the Latin verb aggregare, which means to add to. As a verb it means to collect into a mass or whole. You can also use it as an adjective, as in your aggregate sales for February, March and April. It can also be a noun. The mountain of foam in bubble bath is an aggregate of small bubbles. If you plan to work in economics or business, expect to see the word aggregate quite a lot.
Vocabulary lists containing aggregate
Grade 10, List 2
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Gimme, Gimme, Gimme
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The Federalist Papers, No. 10 by James Madison
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
However, as these effects fade and aggregate demand grows moderately, underlying inflation will resume its decline, the bank added.
From The Wall Street Journal ● Sep. 11, 2026
"Markets aggregate information no committee possesses, and prices are how that information reaches decision makers," Druckenmiller said in a Wall Street Journal op-ed last month.
From Barron's ● Sep. 9, 2026
One way to look at the importance of Social Security is simply as a share of aggregate income among individuals 65 and older.
From MarketWatch ● Sep. 2, 2026
The company has also committed to pay an aggregate of $50 million through 2028 for OpenAI software and tools, it said.
From The Wall Street Journal ● Sep. 1, 2026
Applicant 2: “I have passed my SSC with distinction. Second P also with distinction. And I also hold a 70 percent aggregate in previous two years.”
From "The World Is Flat" by Thomas L. Friedman
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CoinMarketCap data, which aggregates prices from a handful of crypto exchanges, showed $LAPTOP’s price soared out of the gate.
From MarketWatch ● Sep. 9, 2026
Amyloid beta places additional stress on nerve cells, and that stress encourages the formation of more inactive GRK2 and more GRK2 aggregates.
From Science Daily ● Aug. 17, 2026
Limestone serves some of the same end markets as aggregates.
From Barron's ● Jun. 29, 2026
Martin Marietta’s main aggregates business focuses on heavy materials like crushed stone and has posted strong financial results for years.
From The Wall Street Journal ● Jun. 29, 2026
If this was not the case, however, we could not see how the DNA molecules packed together to form the crystalline aggregates studied by Maurice Wilkins and Rosalind Franklin.
From "Double Helix" by James D. Watson
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The July 2024 final regulations confirmed this applies to all of your IRAs on an aggregated basis, even when they sit at different custodians.
From MarketWatch ● Aug. 14, 2026
While the official death toll remains 181, an aggregated figure gathered from local officials puts it higher - potentially at more than 240.
From BBC ● Aug. 11, 2026
Estimates aggregated by Bloomberg average closer to 400,000.
From Barron's ● Jul. 1, 2026
The data only needs to be aggregated; red-flag algorithms need to be programmed in.
From The Wall Street Journal ● Jun. 23, 2026
Activity aggregated over many markets gets chunked into the economy.
From "The Sense of Style" by Steven Pinker
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The risk in these new personal-finance tools is that they’re aggregating your financial information in a less regulated system that you don’t control.
From MarketWatch ● Jul. 1, 2026
Economics also assumes that we can learn something about our economy as a whole by analyzing and aggregating these decisions.
From The Wall Street Journal ● Jun. 2, 2026
Final degree classifications at Glasgow University are currently calculated by aggregating individual course marks.
From BBC ● Jan. 28, 2026
Companies such as Zillow Rentals and CoStar’s Apartments.com have been successful in democratizing access to listings by aggregating the supply in one location.
From Barron's ● Oct. 30, 2025
There are 50 steamers in the line, aggregating nearly 50,000 horse-power.
From A History of the Growth of the Steam-Engine by Robert H. Thurston
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.