any disease of the mind; the psychological state of someone who has emotional or behavioral problems serious enough to require psychiatric intervention
designed for or capable of a particular function or use; "a style of writing in which every word is functional"; "functional architecture"
involving or affecting function rather than physiology; "functional deafness"
designed for or adapted to a function or use; "functional education selects knowledge that is concrete and usable rather than abstract and theoretical"; "functional architecture"
fit or ready for use or service; "the toaster was still functional even after being dropped"; "the lawnmower is a bit rusty but still usable"; "an operational aircraft"; "the dishwasher is now in working order"
relating to or based on function especially as opposed to structure; "the problem now is not a constitutional one; it is a functional one"; "delegates elected on a functional rather than a geographical basis"
the quality of lacking any predictable order or plan
(thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work; "entropy increases as matter and energy in the universe degrade to an ultimate state of inert uniformity"
the action of perverting something (turning it to a wrong use); "it was a perversion of justice"
an aberrant sexual practice that is preferred to normal intercourse
a curve that reverses the direction of something; "the tendrils of the plant exhibited perversion"; "perversion also shows up in kinky telephone cords"
any act of molesting or interrupting or hindering or disquieting or agitating or arousing from a state of repose or otherwise depriving inhabitants of the peace and quiet to which they are entitled