Dietary disease

• A disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin)
• Characterized by gastrointestinal disturbances and erythema and nervous or mental disorders
• Vegetable eating wholly brought about King George's disease
• Disease from vitamin deficiency: everyone returned to tuck into confection of grape
• Disease caused by niacin and protein deficiency

WordNet Word definitions in WordNet
n. a disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin); characterized by gastrointestinal disturbances and erythema and nervous or mental disorders; may be caused by malnutrition or ...

Wikipedia Word definitions in Wikipedia
Pellagra is a vitamin deficiency disease most frequently caused by a chronic lack of niacin (vitamin B or synonym: vitamin PP (from: Pellagra Preventing factor)) in the diet. It can be caused by decreased intake of niacin or tryptophan , and possibly by ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Pellagra \Pel"la*gra\ (p[e^]l"l[.a]*gr[.a]), n. [It. pelle skin + agro rough.] (Med.) An affection of the skin, characterized by redness, especially in exposed areas, scaling and shedding of the skin, and accompanied with severe gastrointestinal disturbance ...

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
chronic disease caused by dietary deficiency and characterized by skin eruptions, 1811, a hybrid formed from Latin pellis "skin" (see film (n.)) + Greek agra "a catching, seizure," related to agrein "to take, seize." But OED suggests it might be originally ...