function Definition

  • 1a special activity or purpose of a person or thing
  • 2a mathematical relationship between two variables, where one variable depends on the other
  • 3a set of instructions that performs a specific task in a computer program

Using function: Examples

Take a moment to familiarize yourself with how "function" can be used in various situations through the following examples!

  • Example

    The function of the heart is to pump blood throughout the body.

  • Example

    The function of a hammer is to drive nails into wood.

  • Example

    In math, the function f(x) = x^2 represents a parabola.

  • Example

    This program has a function that allows you to save your work automatically.

function Synonyms and Antonyms

Synonyms for function

Antonyms for function

Phrases with function

  • to have a particular use or purpose


    These decorative pillows serve no function; they're just for show.

  • in good working order/functioning

    working correctly and without problems


    The car is in good working order; it hasn't had any issues.

  • the way something looks and the way it works together


    This chair has a great balance of form and function; it's comfortable and stylish.

Origins of function

from Latin 'functio', meaning 'performance'


Summary: function in Brief

The term 'function' [ˈfʌŋkʃən] refers to a special activity or purpose of a person or thing, such as the function of the heart or a hammer. It also denotes a mathematical relationship between two variables and a set of instructions in a computer program. Phrases like 'serve a function' and 'in good working order/functioning' highlight the practicality of function, while 'form and function' emphasizes the balance between aesthetics and utility.

How do native speakers use this expression?