functions, 3rd person singular present; functioned, past participle; functioning, present participle; functioned, past tense;
Work or operate in a proper or particular way
her liver is functioning normally
Fulfill the purpose or task of (a specified thing)
the museum intends to function as an educational and study center
operation: process or manner of functioning or operating; "the power of its engine determines its operation"; "the plane's operation in high winds"; "they compared the cooking performance of each oven"; "the jet's performance conformed to high standards"
performing or able to perform its regular function; "a functioning flashlight"
action of the verb to function; The manner in something functions; the workings; working