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)
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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
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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:
McInnes is now the man who must deliver for an expectant fanbase - but after a 1-1 draw on the night resulted in a 3-2 aggregate defeat, is he already under pressure?
From BBC ● Aug. 13, 2026
S&P 500 companies are beating estimates by the largest aggregate margin ever, according to FactSet data dating back to 2008.
From The Wall Street Journal ● Aug. 12, 2026
So far for the second quarter, S&P 500 companies have notched 50.4% earnings growth in aggregate, when combining estimates and actual results, according to the FactSet report.
From MarketWatch ● Aug. 9, 2026
Liverpool then won the second leg 3-2, advancing 13-2 on aggregate.
From BBC ● Aug. 8, 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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Such cells might eventually be given to people preventively, before those damaging aggregates begin accumulating.
From Science Daily ● Aug. 14, 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
Investors are a little nervous in part because the deal isn’t for aggregates, a component in cement manufacturing.
From Barron's ● Jun. 29, 2026
The company’s construction-products arm—which includes 109 quarries and yards, nine asphalt plants and 19 terminals—recorded roughly 35 million tons of aggregates shipments last year.
From The Wall Street Journal ● Jun. 22, 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
There are more than 190 cases across the country of utilities wrestling with things such as contract provisions, special rates or ways to charge giant customers, according to utility filings aggregated by AI startup Halcyon.
From The Wall Street Journal ● Jul. 24, 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
Estimates aggregated by Bloomberg average closer to 400,000.
From Barron's ● Jul. 1, 2026
Activity aggregated over many markets gets chunked into the economy.
From "The Sense of Style" by Steven Pinker
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At best, they offer marginal gains in aggregating information, telling us what a group of traders thinks might happen.
From The Wall Street Journal ● May 5, 2026
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
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
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
The design, which is practically completed, contemplates seven arch spans aggregating 580 feet in length with a filled approach at either end.
From Third Biennial Report of the Oregon State Highway Commission Covering the Period December 1st, 1916 to November 30th, 1918 by S. Benson
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.