Meaning of the word functions in English

What does functions mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

functions

US /ˈfʌŋkʃənz/
UK /ˈfʌŋkʃənz/

Noun

1.

the special purpose or activity for which a thing exists or is used

Example:
The main function of the heart is to pump blood.
What is the function of this button?
2.

a large or formal social event or ceremony

Example:
The wedding was a beautiful family function.
We attended a formal dinner function at the embassy.
3.

a mathematical relation such that each element of a given set (the domain) is associated with an element of another set (the codomain)

Example:
In mathematics, y = f(x) represents a function.
The graph illustrates the relationship between variables as a function.

Verb

work or operate in a proper or particular way

Example:
The new machine is designed to function efficiently.
My old computer still functions perfectly.