An occupational therapist works with a client to help them achieve a fulfilled and satisfied state in life through the use of purposeful activity or interventions designed to achieve functional outcomes which promote health, prevent injury or disability and which develop, improve, sustain or restore the highest possible level of independence..
Wiktionary (0.00 / 0 votes) Rate this definition: functionality (Noun) The ability to perform a task or function; that set of functions that something is able or equipped to perform. functionality (Noun)
A function is described as a set of inputs, the behavior, and outputs (see also software). Functional requirements may be calculations, technical details, data manipulation and processing and other specific functionality that define what a system is supposed to accomplish.