noun
- Mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function. ()
- synonyms: mathematical function, single-valued function, map, mapping
- What something is used for.
- usage: "the function of an auger is to bore holes"; "ballet is beautiful but what use is it"
- The actions and activities assigned to or required or expected of a person or group.
- usage: "the function of a teacher"; "the government must do its part"; "play its role"
- A relation such that one thing is dependent on another.
- usage: "height is a function of age"; "price is a function of supply and demand"
- A formal or official social gathering or ceremony.
- usage: "it was a black-tie function"
- A vaguely specified social event.
- usage: "the party was quite an affair"; "an occasion arranged to honor the president"; "a seemingly endless round of social functions"
- synonyms: affair, occasion, social occasion, social function
- A set sequence of steps, part of larger computer program.
- synonyms: routine, subroutine, subprogram, procedure
verb
- Perform as expected when applied.
- usage: "The washing machine won't go unless it's plugged in"; "Does this old car still run well"; "This old radio doesn't work anymore"
- Serve a purpose, role, or function.
- usage: "The tree stump serves as a table"; "The female students served as a control group"; "This table would serve very well"; "His freedom served him well"; "The table functions as a desk"
- synonyms: serve
- Perform duties attached to a particular office or place or function.
- usage: "His wife officiated as his private secretary"
- synonyms: officiate