conducive to good health of body or mind; "a healthful climate"; "a healthful environment"; "healthful nutrition"; "healthful sleep"; "Dickens's relatively healthful exuberance"
having an easygoing and cheerful disposition; "too good-natured to resent a little criticism"; "the good-natured policeman on our block"; "the sounds of good-natured play"
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"
being in effect or operation; "de facto apartheid is still operational even in the `new' African nations"- Leslie Marmon Silko; "bus service is in operation during the emergency"; "the company had several operating divisions"
of or intended for or involved in military operations
pertaining to a process or series of actions for achieving a result; "operational difficulties"; "they assumed their operational positions"
as the agent of or on someone's part (usually expressed as "on behalf of" rather than "in behalf of"); "the guardian signed the contract on behalf of the minor child"; "this letter is written on behalf of my client";
for someone's benefit (usually expressed as `in behalf' rather than `on behalf' and usually with a possessive); "in your behalf"; "campaigning in his own behalf"; "spoke a good word in his friend's behalf"