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addition is part of the Basic English 850.

## Noun

File:plus.jpg
A plus sign, symbol of addition
1. (uncountable); (mathematics) The part of arithmetic where numbers are added together.
An example of addition is $2+2=4$.
2. (uncountable) The act of adding something.
The addition of 5 more topics will make the meeting very long and boring.
3. (countable) Anything that is added.
He put an addition on the house.

### Related words

 Basic math (edit) addition - subtraction - multiplication - division