ag·gre·ga·tion | \ ˌa-gri-ˈgā-shən \

Definition of aggregation 

1 : a group, body, or mass composed of many distinct parts or individuals A galaxy is an aggregation of stars and gas.

2a : the collecting of units or parts into a mass or whole

b : the condition of being so collected

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Other words from aggregation

aggregational \-shnəl, -shə-nᵊl \ adjective

Examples of aggregation in a Sentence

Recent Examples on the Web

The owner of China’s most popular news-aggregation app is holding discussions about a multibillion-dollar initial public offering that could take place this year, according to people familiar with the matter. Stella Yifan Xie, WSJ, "Owner of China’s Top News-Aggregation App in IPO Talks," 10 July 2018 In FiveThirtyEight’s aggregation of public opinion polls, Trump in the last year has never sunk below 36.4 percent nor risen above 42.4 percent. Jeet Heer, The New Republic, "Anti-Trumpism Is the Democrats’ Greatest Liability," 3 Apr. 2018 Apple was already showing significant interest in news aggregation back in Mar. 2018 with the acquisition of magazine subscription service Texture -- which, incidentally, is part-owned by Condé Nast, Ostroff’s current employer. Cherie Hu, Billboard, "Aggressive Content Bundling Might Be Spotify's Only Chance of Competing With Apple, Amazon," 10 July 2018 Today, the system that Marin and its cities used, known as community choice aggregation, has spread across the state, serving 12 percent of the state’s electricity demand and growing fast. David R. Baker, San Francisco Chronicle, "A new type of public power is growing in California, and raising alarms," 26 May 2018 The duo took to Instagram Stories asking former Zara employees to reach out with tips, resulting in a massive aggregation of shopping hacks compiled from 123 people to help shoppers save money — without having to wait for Zara’s massive summer sale., "The Best Time To Shop The Zara Sale, According To Former Employees," 27 June 2018 Larson’s speech comes in the wake of a report from the USC Annenberg Inclusion Initiative that studied the top 100 box office movies from 2017 and the reviews for said movies on Rotten Tomatoes, the review aggregation site. Alex Abad-santos, Vox, "Brie Larson calls for more women and critics of color to be writing about movies," 14 June 2018 Similar aggregations can be found in the oceans' four other circular currents, or gyres, with one patch each in the South Pacific and Indian Ocean and two in the Atlantic. NBC News, "The Pacific Ocean has a plastic problem. Here's the bold plan to fix it," 21 Apr. 2018 Out of the nearly 11,000 sightings of basking sharks recorded in the database, only ten large aggregations (more than 30 sharks) were found in the waters between Nova Scotia and Long Island. Jason Daley, Smithsonian, "Massive Gathering of Mysterious Basking Sharks Found in Aerial Photos," 13 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'aggregation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of aggregation

1547, in the meaning defined at sense 1

History and Etymology for aggregation

Middle English aggreciacioun "process of adding numbers, gathering of pus or humors," borrowed from Late Latin aggregātiōn-, aggregātiō "gathering together," from Latin aggregāre "to cause to flock together, aggregate entry 2" + -tiōn-, -tiō, suffix of action nouns

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Last Updated

4 Aug 2018

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Time Traveler for aggregation

The first known use of aggregation was in 1547

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ag·gre·ga·tion | \ ˌa-gri-ˈgā-shən \

Kids Definition of aggregation

1 : the collecting of units or parts into a mass or whole The formation of a blood clot begins with the aggregation of platelets.

2 : a group, body, or mass composed of many distinct parts A galaxy is an aggregation of stars, gas, and dust.


ag·gre·ga·tion | \ ˌa-grə-ˈgā-shən \

Legal Definition of aggregation 

1 : the collecting of individual units (as damages) into a whole

2 : a collection of separate parts that is unpatentable because no integrated mechanism or new and useful result is produced — compare combination, equivalent

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Britannica English: Translation of aggregation for Arabic Speakers

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