diet

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. The usual food and drink of a person or animal.
2. n. A regulated selection of foods, as for medical reasons or cosmetic weight loss.
3. n. Something used, enjoyed, or provided regularly: subsisted on a diet of detective novels during his vacation.
4. adj. Of or relating to a food regimen designed to promote weight loss in a person or an animal: the diet industry.
5. adj. Having fewer calories.
6. adj. Sweetened with a noncaloric sugar substitute.
7. adj. Designed to reduce or suppress the appetite: diet pills; diet drugs.
8. v. To eat and drink according to a regulated system, especially so as to lose weight or control a medical condition.
9. v. To regulate or prescribe food and drink for.
10. n. A national or local legislative assembly in certain countries, such as Japan.
11. n. A formal general assembly of the princes or estates of the Holy Roman Empire.

Century Dictionary and Cyclopedia

1. n. Food and drink; specifically, food considered in relation to its quality and effects: as, milk is a wholesome article of diet.
2. n. A course of food regulated by a physician or by medical rules; food prescribed for the prevention or cure of disease, and limited in kind and quantity; dietetic regimen; dietary.
3. n. Allowance of provision; supply of food.
4. n. Allowance for expenses of living.
5. n. Synonyms Subsistence, fare, provision.
6. n. Regimen.
7. To provide diet or food for; feed; nourish.
8. To prescribe food for; regulate the food or regimen of.
9. To eat; feed.
10. To eat according to rules prescribed: as, to diet in an attack of dyspepsia.
11. n. A meeting, as of dignitaries or delegates, held from day to day for legislative, political, ecclesiastical, or municipal purposes; meeting; session: specifically applied by English and French writers to the legislative assemblies in the German empire, Austria, etc. The Diet or Reichstag of the old Roman-German empire was the meeting of the estates. Its sessions often received specific titles from the places in which they were held: as, the Diets of Worms, 1495 and 1521; the Diet of Augsburg, 1530. The Diet sat in three colleges: that of the electoral princes; that of the princes, in two benches, the temporal and the spiritual; and that of the imperial cities. Each college deliberated by itself, the agreement of all three, with the assent of the emperor, being necessary. See Reichstag and Landtag.
12. n. The discharge of some part of ministerial duty at a fixed time: as, a diet of examination; a diet of visitation.
13. n. An excursion; a journey.

Wiktionary

1. n. The food and beverage a person or animal consumes.
2. n. countable A controlled regimen of food and drink, as to gain or lose weight or otherwise influence health.
3. n. By extension, any habitual intake or consumption.
4. n. countable A council or assembly of leaders; a formal deliberative assembly.
5. v. transitive To regulate the food of (someone); to put on a diet.
6. v. intransitive To modify one's food and beverage intake so as to decrease or increase body weight or influence health.

GNU Webster's 1913

1. n. Course of living or nourishment; what is eaten and drunk habitually; food; victuals; fare.
2. n. A course of food selected with reference to a particular state of health; prescribed allowance of food; regimen prescribed.
3. v. rare To cause to take food; to feed.
4. v. To cause to eat and drink sparingly, or by prescribed rules; to regulate medicinally the food of.
5. v. obsolete To eat; to take one's meals.
6. v. To eat according to prescribed rules; to ear sparingly.
7. n. Occasionally, the Reichstag of the German Empire, Reichsrath of the Austrian Empire, the federal legislature of Switzerland, etc.
8. n. The legislature of Denmark, Sweden, Japan, or Hungary.
9. n. The state assembly or any of various local assemblies in the states of the German Empire, as the legislature (Landtag) of the kingdom of Prussia, and the Diet of the Circle (Kreistag) in its local government.
10. n. The local legislature (Landtag) of an Austrian province.
11. n. The federative assembly of the old Germanic Confederation (1815 -- 66).
12. n. In the old German or Holy Roman Empire, the great formal assembly of counselors (the Imperial Diet or Reichstag) or a small, local, or informal assembly of a similar kind (the Court Diet, or Hoftag).

WordNet 3.0

1. v. follow a regimen or a diet, as for health reasons
2. n. a prescribed selection of foods
3. n. the usual food and drink consumed by an organism (person or animal)
4. v. eat sparingly, for health reasons or to lose weight
5. n. a legislative assembly in certain countries (e.g., Japan)
6. n. the act of restricting your food intake (or your intake of particular foods)