"Diet" is a word in LAW AND LEGAL, ENGLISH

A general legislative assembly Is sometimes so called on the continent of Europe

A course of food selected with reference to a particular
state of health; prescribed allowance of food; regimen prescribed.

To eat according to prescribed rules; to ear sparingly;
as, the doctor says he must diet.

A legislative or administrative assembly in Germany, Poland,
and some other countries of Europe; a deliberative convention; a
council; as, the Diet of Worms, held in 1521.

To eat; to take one's meals.

To cause to take food; to feed.

Course of living or nourishment; what is eaten and drunk
habitually; food; victuals; fare.

To cause to eat and drink sparingly, or by prescribed
rules; to regulate medicinally the food of.