Where does “function” come from?

Function comes from Middle French fonction, from Latin functio, the noun form of functus, past participle of fungor, meaning to perform or execute, ultimately from Proto-Indo-European bʰewg-.

function (English): What something does or is used for; A...

Definitions

What something does or is used for; A...

Ancestry of “function”, step by step

Step	Language	Word	Meaning
1	Middle French	function	function what something's intended use is
2	Latin	functiō	performance, execution (of a task)
3	Latin	-tiō	tion, -ation, -ing
4	Latin	dissertātiō	(spoken) dissertation, discourse, disquisition
5	Latin	dissertus	arranged, disposed; explained
6	Latin	disserere	second-person singular future passive indicative...
7	Latin	dis-	asunder, apart, in two; reversal, removal;...
8	Latin	calceus	shoe
9	Latin	calx	limestone; chalk; the finish line
10	Ancient Greek	χάλιξ	small stone, pebble; gravel, rubble

Words derived from “function”

Every word from Ancient Greek χάλιξ →Every word from Latin -tiō →Every word from Latin dis- →