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

Large summertime aggregations of lake sturgeon (Acipenser fulvescens) in the Great Lakes area inspired one folk name for the August full moon – the sturgeon moon. —Logan Kistler, The Conversation, 20 Mar. 2025

The solution lies in a universal verification layer—an infrastructure that leverages zero-knowledge (zk) proofs and proof aggregation to create a scalable, cost-effective and secure verification framework. —Ayush Gupta, Forbes, 11 Mar. 2025

But the sheer volume of news — and the popularity of aggregation accounts that summarize summaries of primary sources — means some of the biggest headlines from popular accounts (i.e not reputable and/or fact checked news sources) are either mistaken or blatantly wrong. —Ct Jones, Rolling Stone, 24 Jan. 2025

Draghi laments the fragmented state of the continent’s defense industrial sector, stressing the need for scale and demand aggregation. —Erik Jones, Foreign Affairs, 13 Jan. 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