aggregation

noun

ag·​gre·​ga·​tion ˌa-gri-ˈgā-shən 

1

: a group, body, or mass composed of many distinct parts or individuals

A galaxy is an aggregation of stars and gas.

2

a

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

b

: the condition of being so collected

aggregational

ˌa-gri-ˈgā-sh(ə-)nəl 

adjective

Examples of aggregation in a Sentence

Recent Examples on the Web

Video shared on social media aggregation website Storyful by Albert Blackwell on Sunday, June 22, shows multiple cars passing over what was first a small bump. —Joseph Hernandez, Kansas City Star, 26 June 2025

The partnership also includes access to Utopia’s internal distribution infrastructure, as well as insights into original content development across film and TV and tech initiatives in aggregation and interactive media. —Giana Levy, Variety, 9 June 2025

One tower can contain thousands of worms in a single aggregation, which looks like a cohesive drop of wiggly gelatin. —Lauren Leffer, Popular Science, 5 June 2025

The buttons of the app Reddit, surrounded by Pinterest, Whatsapp, and other apps on the screen of an iPhone. getty Reddit is a social media platform and aggregation site where users can engage in a variety of topics, pose questions, and get answers from other users. —Hollie Silverman, MSNBC Newsweek, 4 June 2025

Word History

Etymology

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

First Known Use

1547, in the meaning defined at sense 1

Phrases Containing aggregation

• sign of aggregation

Rhymes for aggregation

• abdication
• aberration
• abjuration
• abnegation
• abrogation
• acceptation
• acclamation
• acclimation
• accusation
• activation
• actuation
• acylation

Kids Definition

aggregation

noun

ag·​gre·​ga·​tion ˌag-ri-ˈgā-shən 

1

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

2

: a group, body, or mass composed of many distinct parts

Legal Definition

aggregation

noun

ag·​gre·​ga·​tion ˌa-grə-ˈgā-shən 

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