DIET, noun [Latin , Gr., manner of living, mode of life prescribe by a physician, food, a room, parlor or bed room. In the middle ages, this word was used to denote the provision or food for one day, and for a journey of one day. Hence it seems to be from dies, day, or its root; and hence the word may have come to signify a meal or supper, and the room occupied for eating.]

1. Food or victuals; as, milk is a wholesome diet; flesh is nourishing diet

2. Food regulated by a physician, or by medical rules; food prescribed for the prevention or cure of disease, and limited in kind or quantity. I restrained myself to a regular diet of flesh once a day.

3. Allowance of provision.

For his diet there was a continual diet given him by the king. Jeremiah 52:34.

4. Board, or boarding; as, to pay a certain sum for diet washing and lodging.

DIET, noun [G.] An assembly of the states or circles of the empire of Germany and of Poland; a convention of princes, electors, ecclesiastical dignitaries, and representatives of free cities, to deliberate on the affairs of the empire. There are also diets of states and cantons.

DIET, verb transitive

1. To feed; to board; to furnish provisions for; as, the master diets his apprentice.

2. To take food by rules prescribed; as, an invalid should carefully diet himself.

3. To feed; to furnish aliment; as, to diet revenge.

DIET, verb intransitive

1. To eat according to rules prescribed.

2. To eat; to feed; as, the students diet in commons.