(linguistics) A word that has little meaning when standing alone, but instead serves to express grammatical relationships with other words within a sentence, or specify the attitude or mood of the speaker, such as prepositions, pronouns, auxiliary verbs, or conjunctions.

plural of complementary function

plural of function object

(object-oriented programming) An object that encapsulates a function pointer (or equivalent).

plural of Bessel function

plural of quadratic function

plural of point function

plural of monotonic function

plural of arithmetic function

plural of functional requirement