#1 function n. [mathematical function, single-valued function, map, mapping] (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function). wn
#2 function n. [purpose, role, use] what something is used for; "the function of an auger is to bore holes"; "ballet is beautiful but what use is it?". wn
#3 function v. [work, operate, go, run] perform as expected when applied; "The washing machine won't go unless it's plugged in"; "Does this old car still run well?"; "This old radio doesn't work anymore". wn
#4 function n. [office, part, role] the actions and activities assigned to or required or expected of a person or group; "the function of a teacher"; "the government must do its part"; "play its role". wn
#5 function v. [serve] serve a purpose, role, or function; "The tree stump serves as a table"; "The female students served as a control group"; "This table would serve very well"; "His freedom served him well"; "The table functions as a desk". wn
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