Addition
Noun
UK
/əˈdɪʃ(ə)n/
US
/əˈdɪʃən/
Definition
The process of adding something, or the thing that is added.
Example
"She’s a great addition to the team"
"In math class, we’re learning addition and subtraction today."
"The addition of more chairs helped everyone sit comfortably."
Explanation
Addition is the noun form of “add”. It often refers to the act of putting things together, especially in math. But it can also mean something that has been added, like a new room in a house or a new person on a team. It shows that something extra has been included. It can be used for numbers, people, objects, or ideas.