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 alcoholism or other nutritional impairments
(biology) the basic structural and functional unit of all organisms; they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals
a device that delivers an electric current as the result of a chemical reaction
a room where a prisoner is kept
small room is which a monk or nun lives
any small compartment; "the cells of a honeycomb"
a small unit serving as part of or as the nucleus of a larger political movement
having a horn or horns or hornlike parts or horns of a particular kind; "horned viper"; "great horned owl"; "the unicorn--a mythical horned beast"; "long-horned cattle"
temperament or disposition; "a person of hot blood"
the fluid (red in vertebrates) that is pumped by the heart; "blood carries oxygen and nutrients to the tissues and carries waste products away"; "the ancients believed that blood was the seat of the emotions"
people viewed as members of a group; "we need more young blood in this organization"
smear with blood, as in a hunting initiation rite, where the face of a person is smeared with the blood of the kill
a jail or prison (especially one that is run in a tyrannical manner)
a fortress built in Paris in the 14th century and used as a prison in the 17th and 18th centuries; it was destroyed July 14, 1789 at the start of the French Revolution