# Etymology of the word “function” in mathematics

What is the etymology of the word "function" (i.e. a map) in mathematics. How does (historically) the etymology of the word function relate to the mathematical definition and the mathematical concept of a function?

As far as I know it was Leibniz to use it (see Wikipedia and the term became popular with the Bernoullis and Euler, who introduced the $f(x)$ notation.