Short and easy definition of food

Food is what people and animals eat to live. Food usually comes from animals and plants. It is eaten by living things to provide energy and nutrition. ... The consumption of food is normally enjoyable to humans.

Explanation:

the material that people and animals eat : material containing carbohydrates, fats, proteins, and supplements (as minerals and vitamins) that is taken in by and used in the living body for growth and repair and as a source of energy for activities.

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