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.
-
(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)
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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
-
have been aggregatingperfect progressive
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has been aggregatingperfect progressive
Past
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aggregatedsimple
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had aggregatedperfect
-
was aggregatingprogressive
-
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:
To diversify some of this exposure and protect against a lasting downturn in the sector, Lerner advocates the U.K. equity market where tech contributes less than 1% of the aggregate CFROI.
From MarketWatch ● Oct. 27, 2026
The eurozone aggregate was dragged down by France.
From The Wall Street Journal ● Oct. 23, 2026
The eurozone aggregate was dragged down by France, where business activity contracted once again in October.
From The Wall Street Journal ● Oct. 23, 2026
Chelsea, Manchester City, Newcastle and Liverpool were eliminated by an aggregate score of 25-6 last season.
From BBC ● Oct. 22, 2026
On the aggregate level, children physically respond to music’s beat, and are able to move more accurately when the tempo of the music more clearly corresponds to the natural tempo of the child.
From "Music and the Child" by Natalie Sarrazin
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Beneath the aggregates, some unexpected trends have emerged.
From The Wall Street Journal ● Oct. 6, 2026
But the Federal Reserve Bank of Cleveland tracks all the individual data points as they come in and aggregates them into a real-time inflation “nowcast.”
From MarketWatch ● Sep. 23, 2026
The intervention prevented the accumulation of toxic protein aggregates in the cells.
From Science Daily ● Aug. 3, 2026
When the grid operates normally, it aggregates the batteries to feed electricity back to the system during periods of peak demand.
From The Wall Street Journal ● Aug. 3, 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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San Jose Water Co., which serves about 1 million customers, disputed the group’s findings, saying it used “erroneously aggregated data to perform an analysis that grabs headlines.”
From Los Angeles Times ● Oct. 7, 2026
And a State Department spokesperson said the material requested was the same aggregated and de-identified data which has been used for years in the fight against infectious diseases.
From BBC ● Jul. 7, 2026
BofA said aggregated credit- and debit-card data indicate “momentum remains intact, with airline spending returning to double-digit growth, supported by strength in spend per transaction.”
From MarketWatch ● Jun. 30, 2026
An aggregated power plant wouldn’t be available all the time the way a nuclear plant is, but it could send power for a few hours during crunch periods.
From The Wall Street Journal ● Jun. 25, 2026
Activity aggregated over many markets gets chunked into the economy.
From "The Sense of Style" by Steven Pinker
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Artificial-intelligence platforms are better at aggregating opinions on the web than they are at any deep thought or creativity.
From MarketWatch ● Mar. 18, 2026
These markets often excel at aggregating dispersed information, sometimes outperforming polls and expert forecasts of elections, economic indicators and geopolitical developments.
From The Wall Street Journal ● Feb. 26, 2026
McTaggart sees real potential for AI in the administrative side of agency work — organizing offers, standardizing contracts, aggregating sales data.
From Los Angeles Times ● Feb. 13, 2026
Final degree classifications at Glasgow University are currently calculated by aggregating individual course marks.
From BBC ● Jan. 28, 2026
Abernethy, aggregating $30,000 in principal, as part consideration for the purchase.
From Dr. John McLoughlin, the Father of Oregon by Frederick Van Voorhies Holman
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Get a wordDefinitions 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.