dieter

/ˈdaɪətər/
noun
  1. A person who is trying to lose weight by eating less food or following a special eating plan.
    • Many dieters find it helpful to keep a food journal to track their meals.
    • The dieter carefully measured out a serving of oatmeal for breakfast.
    • As a longtime dieter, she knew which snacks were low in calories.
Antonyms
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