function
func-tion
noun
The specific purpose or role that something or someone has.
"What is the main function of this device?"
verb
To work or operate in a particular way; to perform its intended purpose.
"The new system should function smoothly."
noun
A formal social gathering or official ceremony.
"We attended a family function last night."
Thesaurus
Synonyms: use, role, purpose, map, single-valued function, mathematical function, mapping, subprogram, routine, subroutine, procedure, serve
Antonyms: malfunction, misfunction