function, office, duty, province mean the acts or operations expected of a person or thing. function implies a definite end or purpose or a particular kind of work.

FUNCTION definition: 1. the natural purpose (of something) or the duty (of a person): 2. an official ceremony or a…. Learn more.

FUNCTION definition: the kind of action or activity proper to a person, thing, or institution; the purpose for which something is designed or exists; role. See examples of function used in a sentence.

Definition of function noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

FUNCTION meaning: 1 : the special purpose or activity for which a thing exists or is used; 2 : the job or duty of a person

1. the natural action or intended purpose of a person or thing in a specific role: the function of a hammer is to hit nails into wood.

If you say that one thing is a function of another, you mean that its amount or nature depends on the other thing.