Definition of "function" in English

noun

1. What something does or is used for.

2. A professional or official position.

3. An official or social occasion.

   • Our hotel is hosting a function for all the warehouse workers on the night of April 18.

4. Something which is dependent on or stems from another thing; a result or concomitant.

5. A relation where one thing is dependent on another for its existence, value, or significance.

6. (mathematics) A relation in which each element of the domain is associated with exactly one element of the codomain.

7. (computing) A routine that receives zero or more arguments and may return a result.

8. (biology) The physiological activity of an organ or body part.

9. (chemistry) The characteristic behavior of a chemical compound.

10. (anthropology) The role of a social practice in the continued existence of the group.

verb

1. (intransitive) To have a function.

2. (intransitive) To carry out a function; to be in action.