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nullity of marriage

(Encyclopedia) nullity of marriage, in law, an unlawful marriage that is either void or voidable because of conditions existing at the time of the marriage. A bigamous or incestuous marriage, for…

Sainte-Chapelle

(Encyclopedia) Sainte-ChapelleSainte-ChapellesăNt-shäpĕlˈ [key], former chapel in Paris. Forming part of the buildings of the Palais de Justice (once the royal palace) on the Île-de-la-Cité, it was…

rustication

(Encyclopedia) rusticationrusticationrŭstĭkāˈshən [key], in building construction, method of creating textures upon masonry wall surfaces, chiefly upon those of stone, by projecting the blocks beyond…

radiochemistry

(Encyclopedia) radiochemistry, chemistry of radioactive substances (see radioactivity). Radioactive isotopes are very useful as tracers to study the mechanisms of complex organic reactions, since…

psychokinesis

(Encyclopedia) psychokinesis, movement or deformation of a physical object by thought or willpower alone (i.e., without the application of physical force). Telekinesis (sometimes abbreviated TK), an…

chemical equilibrium

(Encyclopedia) chemical equilibrium, state of balance in which two opposing reversible chemical reactions proceed at constant equal rates with no net change in the system. For example, when hydrogen…

embargo

(Encyclopedia) embargoembargoĕmbärˈgō [key], prohibition by a country of the departure of ships or certain types of goods from its ports. Instances of confining all domestic ships to port are rare,…

Cage, John Milton, Jr.

(Encyclopedia) Cage, John Milton Jr., 1912–92, American composer, b. Los Angeles. A leading figure in the musical avant-garde from the late 1930s, he…

function

(Encyclopedia) function, in mathematics, a relation f that assigns to each member x of some set X a corresponding member y of some set Y; y is said to be a function of x, usually denoted f(x) (read “…

Greeley, Andrew Moran

(Encyclopedia) Greeley, Andrew Moran, 1928–2013, American Roman Catholic priest, sociologist, and author, b. Oak Park, Ill.; studied St. Mary of the Lake Seminary, Mundelein, Ill. (ordained 1954). He…