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Lions International

(Encyclopedia)Lions International, organization of business and professional people, founded (1917) by Melvin Jones. The International Association of Lions Clubs (popularly known as Lions International) is devoted ...

Kiwanis International

(Encyclopedia)Kiwanis International kĭwäˈnĭs [key], community service organization of active and retired business and professional people, founded in 1915 at Detroit, Mich. Local Kiwanis clubs now exist in more...

arbitration, international

(Encyclopedia)arbitration, international: see under arbitration. ...

Rotary International

(Encyclopedia)Rotary International, organization of business and professional people, founded (1905) by Paul Percy Harris, a Chicago lawyer. Beginning with one club in Chicago, it spread to other cities, and in 191...

nihonium

(Encyclopedia)nihonium nĭhōˈnēəm [key], artificially produced radioactive chemical element; symbol Nh; at. no. 113; mass number of most stable isotope 284; m.p., b.p., sp. gr., and valence unknown. Situated in...

Bank for International Settlements

(Encyclopedia)Bank for International Settlements (BIS), international financial institution est. (1930) in Basel, Switzerland, by bankers and diplomats from Europe, the United States, and Japan. It was originally s...

dispersion, in chemistry

(Encyclopedia)dispersion, in chemistry, mixture in which fine particles of one substance are scattered throughout another substance. A dispersion is classed as a suspension, colloid, or solution. Generally, the par...

ether, in chemistry

(Encyclopedia)CE5 Ethers ether, any of a number of organic compounds whose molecules contain two hydrocarbon groups joined by single bonds to an oxygen atom. The most common of these compounds is ethyl ether, C...

ion, in chemistry

(Encyclopedia)ion, atom or group of atoms having a net electric charge. Ionization has many applications. Vapor lamps and fluorescent lamps take advantage of the light given off when positive ions recombine with ...

formula, in chemistry

(Encyclopedia)formula, in chemistry, an expression showing the chemical composition of a compound. Formulas of compounds are used in writing the equations (see chemical equations) that represent chemical reactions....