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A condition or disease caused by deficiency of a specific vitamin, mineral, or macronutrient such as protein, resulting from inadequate dietary intake, problems with digestion or absorption, or insufficient environmental exposure.
1. (Pathology) med any condition, such as pellagra, beriberi, or scurvy, produced by a lack of vitamins or other essential substances. Compare avitaminosis
2. (Botany) botany any disease caused by lack of essential minerals
any illness associated with an insufficient supply of one or more essential dietary constituents.
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|Noun||1.||deficiency disease - any disease caused by a lack of an essential nutrient (as a vitamin or mineral)|
disease - an impairment of health or a condition of abnormal functioning
malnutrition - a state of poor nutrition; can result from insufficient or excessive or unbalanced diet or from inability to absorb foods
zinc deficiency - a deficiency caused by inadequate zinc in the diet or by liver disease or cystic fibrosis or other diseases