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Mudéjar

(Encyclopedia)Mudéjar mo͞oᵺāˈhär [key], name given to the Moors who remained in Spain after the Christian reconquest but were not converted to Christianity, and to the style of Spanish architecture and decor...

Legendre, Adrien Marie

(Encyclopedia)Legendre, Adrien Marie ädrēăNˈ märēˈ ləzhäNˈdrə [key], 1752–1833, French mathematician. He is noted especially for his work on the theory of numbers, on which he wrote an essay (1798) con...

malnutrition

(Encyclopedia)malnutrition, insufficiency of one or more nutritional elements necessary for health and well-being. Primary malnutrition is caused by the lack of essential foodstuffs—usually vitamins, minerals, or...

mass number

(Encyclopedia)mass number, often represented by the symbol A, the total number of nucleons (neutrons and protons) in the nucleus of an atom. All atoms of a chemical element have the same atomic number (number of pr...

Barber, Samuel

(Encyclopedia)Barber, Samuel, 1910–81, American composer, b. West Chester, Pa. Barber studied at the Curtis Institute of Music, Philadelphia. His music is lyrical and generally tonal; his later works are more chr...

Tetley, Glen

(Encyclopedia)Tetley, Glen (Glenford Andrew Tetley, Jr.), 1926–2006, American dancer and choreographer, b. Cleveland. He studied in New York City with Hanya Holm and trained with Martha Graham, subsequently danci...

Titulescu, Nicholas

(Encyclopedia)Titulescu, Nicholas tēto͞olĕˈsko͞o [key], 1882?–1941, Romanian statesman. A professor of law at Bucharest Univ., he was finance minister (1917, 1920–21) and served as foreign minister from 19...

ring, mathematical system

(Encyclopedia)ring, in mathematics, system consisting of a set R of elements and two binary operations, such that addition makes R a commutative group and multiplication is associative and distributes over addition...

Chassériau, Théodore

(Encyclopedia)Chassériau, Théodore tāōdôrˈ shäsārēōˈ [key], 1819–56, French painter, b. Santo Domingo. He entered Ingres's studio at the age of 12; five years later he gained immediate recognition with...

chemical analysis

(Encyclopedia)chemical analysis, the study of the chemical composition and structure of substances. More broadly, it may be considered the corpus of all techniques whereby any exact chemical information is obtained...