Definitions

1. noun

A selection of food eaten by a person or animal, especially to maintain or improve their health.

“She was on a strict diet to lose weight before the wedding.”

2. noun

A regular supply of food provided for a person or animal, especially in a place such as a school or hospital.

“The school has a special diet for children with food allergies.”

3. noun

A way of living or a set of principles that guides a person’s behavior, especially in relation to their health or environment.

“Vegetarianism is a diet that excludes the eating of meat.”

4. verb

To eat or drink something regularly, especially in order to maintain or improve one’s health.

“She diets to stay healthy and fit.”

5. verb

To regulate the food provided for a person or animal, especially in a place such as a school or hospital.

“The chef diets the meals served in the hospital.”