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)
function. 1  the kind of action or activity proper to a person, thing, or institution; the purpose for which something is designed or exists; role. 2  any ceremonious public or social gathering or occasion. 3  a factor related to or dependent upon other factors: Price is a function of supply and demand. 4  Mathematics.