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thirst

(Encyclopedia)thirst, sensation indicating the body's need for water. Dry or salty food and dry, dusty air may induce such a sensation by depleting moisture in the mucous membranes of the mouth and throat. Relief t...

Watson, Thomas John, Jr.

(Encyclopedia)Watson, Thomas John, Jr., 1914–93, American industrialist, b. Dayton, Ohio. The son of Thomas John Watson, Sr., the founder of the International Business Machines Corp. (IBM), he joined the family b...

Jehoahaz

(Encyclopedia)Jehoahaz jōˈəhăz [key]. 1 In Second Kings, king of Israel (c.821–805 b.c.), son and successor of Jehu. He presided over an era of severe reduction of territory and prestige for the northern king...

plea bargaining

(Encyclopedia)plea bargaining, negotiation in which a defendant agrees to plead guilty to a criminal charge in exchange for concessions by the prosecutor (representing the state). The defendant waives the right to ...

Chicago, river, United States

(Encyclopedia)Chicago, river, formed in Chicago by the junction of its North Branch (24 mi/39 km long) and South Branch (10 mi/16 km long), and flowing southeast via a canal into the Des Plaines River at Lockport, ...

chloroform

(Encyclopedia)chloroform trīˌklôrōmĕthˈān [key], CHCl3, volatile, colorless, nonflammable liquid that has a sweetish taste and a somewhat pungent odor; it boils at 61.7℃. It dissolves freely in ethanol and...

Moreno Valley

(Encyclopedia)Moreno Valley mərēˈnō [key], city (1990 pop. 118,779), Riverside co., S Calif., inc. 1984. In 1990, Moreno Valley was California's fastest-growing city, with a population increase of more than 300...

colloid

(Encyclopedia)colloid kŏlˈoid [key] [Gr.,=gluelike], a mixture in which one substance is divided into minute particles (called colloidal particles) and dispersed throughout a second substance. The mixture is also...

Condillac, Étienne Bonnot de

(Encyclopedia)Condillac, Étienne Bonnot de ātyĕnˈ bônōˈ də kôNdēyäkˈ [key], 1715–80, French philosopher who developed the theory of sensationalism (i.e., that all knowledge comes from the senses and t...

tungsten

(Encyclopedia)tungsten tŭngˈstən [key] [Swed.,=heavy stone], metallic chemical element; symbol W; at. no. 74; at. wt. 183.84; m.p. about 3,410℃; b.p. 5,660℃; sp. gr. 19.3 at 20℃; valence +2, +3, +4, +5, or...