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window

(Encyclopedia)window, in architecture, the casement or sash, fitted with glass, which closes an opening in the wall of a structure without excluding light and air. It may have a square, round, or pointed head; may ...

blood clotting

(Encyclopedia)blood clotting, process by which the blood coagulates to form solid masses, or clots. In minor injuries, small oval bodies called platelets, or thrombocytes, tend to collect and form plugs in blood ve...

camera

(Encyclopedia)CE5 Image formed by a camera camera, lightproof box or container, usually fitted with a lens, which gathers incoming light and concentrates it so that it can be directed toward the film (in an opt...

absolute value

(Encyclopedia)absolute value, magnitude of a number or other mathematical expression disregarding its sign; thus, the absolute value is positive, whether the original expression is positive or negative. In symbols,...

dumb show

(Encyclopedia)dumb show, a theatrical pantomime included as part of a drama, especially in Elizabethan works, from the middle of the 16th cent. well into the 17th cent. Whether presented as a spectacle, with music,...

superphosphate

(Encyclopedia)superphosphate or superphosphate of lime, Ca(H2PO4)2, is a compound produced by treating rock phosphate with sulfuric acid or phosphoric acid, or a mixture of the two. It is the principal carrier of p...

bitumen

(Encyclopedia)bitumen bĭtyo͞oˈmən [key] a generic term referring to flammable, brown or black mixtures of tarlike hydrocarbons, derived naturally or by distillation from petroleum. It can be in the form of a vi...

astringent

(Encyclopedia)astringent əstrĭnˈjənt [key], substance that shrinks body tissues. Astringent medicines cause shrinkage of mucous membranes or exposed tissues and are often used internally to check discharge of s...

monetarism

(Encyclopedia)monetarism, economic theory that monetary policy, or control of the money supply, is the primary if not sole determinant of a nation's economy. Monetarists believe that management of the money supply ...

montage

(Encyclopedia)montage mŏntäzhˈ, Fr. môNtäzhˈ [key], the art and technique of motion-picture editing in which contrasting shots or sequences are used to effect emotional or intellectual responses. It was devel...