What is the meaning of Diet?

The food and beverage a person or animal consumes.

A controlled regimen of food and drink choices, as to gain or lose weight or otherwise influence health.

Any habitual intake or consumption.

Containing less fat, salt, sugar, or calories than normal, or claimed to have such.

Having certain traits subtracted.

To regulate the food of (someone); to put on a diet.

To modify one's food and beverage intake so as to decrease or increase body weight or influence health.

To eat; to take one's meals.

To cause to take food; to feed.

A council or assembly of leaders; a formal deliberative assembly.

A session of exams

A criminal proceeding in court.

A clerical or ecclesiastical function in Scotland.

folk, people

the combined Flemish, Dutch and Afrikaner people

diet

to diet

to dance

Contraction of die dat.

Contraction of die het.

diet, régime; dieting

simple past and past participle of die

third-person singular present indicative of dīedan

that (near the listener)

diet (containing lower-than-normal amounts of calories)

a diet

iron (metal)

Source: wiktionary.org