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# accumulation

noun (an accumulation, accumulations; also uncountable)

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

## Everyday

1. The slow collecting or building up of something over time. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/accumulation/#m1)
2. A pile or amount that has built up. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/accumulation/#m2)

### In the lessons

In science: accumulation of snow, rubbish, sediment or dust; in money: accumulation of savings. In maths problems it often means a total that grows step by step. Phrases: accumulation of, snow accumulation, a slow accumulation.

### Examples

- There was a thick accumulation of dust under the bed. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/accumulation/#x1)
- The accumulation of snow closed the road. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/accumulation/#x2)
- Rivers leave an accumulation of mud at their mouths. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/accumulation/#x3)
- Her savings grew by slow accumulation of pocket money. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/accumulation/#x4)
- An accumulation of rubbish attracted rats. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/accumulation/#x5)
- The weather report said to expect a large accumulation of rain. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/A/accumulation/#x6)

### Note

Verb: accumulate. Slightly formal; everyday words are build-up, pile, heap. In maths, "accumulated" means added up over time, so you find a running total.

## On Mova

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