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# aggregation

noun (aggregation; an aggregation, aggregations)

«aggregation» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

1. Aggregation is bringing many things together into one group or total. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#m1)
2. An aggregation is a group or mass of things, animals or people gathered together. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#m2)
3. (formal, data) Aggregation is combining many numbers into one, such as a total or an average. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#m3)

### In the lessons

Used in science (an aggregation of ladybirds, fish shoals), maths and data (aggregation of scores), and websites that collect news from many sources (news aggregation).

### Examples

- An aggregation of ladybirds spent the winter under the bark. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#x1)
- The website is an aggregation of news from many papers. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#x2)
- Aggregation of the test scores gave the class average. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#x3)
- A huge aggregation of jellyfish washed up on the beach. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#x4)
- The report used aggregation, so no single pupil's mark is shown. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#x5)
- Cities are an aggregation of many small communities. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/#x6)

### Note

Formal word. Verb: «aggregate». In maths, aggregation often means adding up (a total) or finding an average; check which one the problem means.

## On Mova

- [Trees and pragmatics of «aggregation» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/aggregation/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«aggregation» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/aggregation.html) on Mova free.