Action of the verb function. / Manner by which something functions; the workings.

plural of functionality

simple past tense and past participle of function

(architecture) A doctrine, in several fields, that the function of something should be reflected in its design and the materials used in its construction

(logic, mathematics) A function that is equivalent to the NOT operator.

plural of functioning

In a functional manner.

plural of functional

present participle of functionalize

To provide something with a function / (organic chemistry) To add a functional group to a compound