diet¹ /dīˈət/

1. Mode of living, usu now only with especial reference to food
2. A planned or prescribed selection of food, esp one designed for weight loss or the control of some disorder
3. The food habitually consumed by a person or animal
4. Allowance of provisions (obsolete)

(of food and, esp, soft drinks, often with brand name) having less sugar or fat than the standard version

1. To prescribe a diet for or put on a diet
2. To keep fasting
3. To supply with food (archaic)

1. To take food according to rule, esp in order to lose weight
2. To feed (archaic)

d īetāˈrian noun (rare)

A person who observes prescribed rules for diet

d īˈetary adjective

Relating to diet or the rules of diet

1. A course of diet
2. Allowance of food, esp in large institutions

d īˈeter noun

1. Someone who is on a diet
2. Someone who regulates diet (Shakespeare)

d īetetˈic or dietetˈical adjective

1. Relating to diet
2. For use in a medical diet

d īetetˈically adverb

d īetetˈics singular noun

The study of, or rules for regulating, diet

d īˈetist, d īetitian or d īetician /-ishˈən/ noun

An authority on diet

dietary fibre noun

Fibrous substances in fruits, vegetables and cereals which keep bowel movements regular and are thus thought to help prevent certain diseases (also called roughage)

diet drink noun

1. A drink containing few or no calories
2. A medically prescribed drink (obsolete)

• see out
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• seep
• seepage
• seepages
• seeped
• seepier
• seepiest
• seeping
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• seepy
• seer
• see red
• seeress
• seeresses
• see round
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• seesawed
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• see someone further