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Djukanović, Milo

(Encyclopedia)Djukanović, Milo mēˈlō jo͞okänˈōvĭch [key], 1962–, Montenegrin political leader, president (1998–2002, 2018–) and prime minister (1991–98, 2003–6, 2008–10, 2012–16) of Montenegr...

evaporation

(Encyclopedia)evaporation, change of a liquid into vapor at any temperature below its boiling point. For example, water, when placed in a shallow open container exposed to air, gradually disappears, evaporating at ...

transpiration

(Encyclopedia)transpiration, in botany, the loss of water by evaporation in terrestrial plants. Some evaporation occurs directly through the exposed walls of surface cells, but the greatest amount takes place throu...

quinine

(Encyclopedia)quinine kwīˈnīnˌ, kwĭnēnˈ [key], white crystalline alkaloid with a bitter taste. Before the development of more effective synthetic drugs such as quinacrine, chloroquine, and primaquine, quinin...

Palacký, František

(Encyclopedia)Palacký, František fränˈtyĭshĕk päˈlätskē [key], 1798–1876, Czech nationalist and historian, b. Moravia. Regarded as the father of the modern Czech nation, Palacký played a leading role i...

fluorescence

(Encyclopedia)fluorescence flo͝orĕsˈəns [key], luminescence in which light of a visible color is emitted from a substance under stimulation or excitation by light or other forms of electromagnetic radiation or ...

Fortas, Abe

(Encyclopedia)Fortas, Abe fôrˈtəs [key], 1910–82, associate justice of the U.S. Supreme Court (1965–69), b. Memphis, Tenn. After receiving his law degree from Yale in 1933, he taught there (1933–37) and al...

dynamics

(Encyclopedia)dynamics, branch of mechanics that deals with the motion of objects; it may be further divided into kinematics, the study of motion without regard to the forces producing it, and kinetics, the study o...

Hardenberg, Karl August, Fürst von

(Encyclopedia)Hardenberg, Karl August, Fürst von kärl ouˈgo͝ost fürst fən härˈdənbĕrk [key], 1750–1822, Prussian administrator and diplomat, b. Hanover. After service for Hanover and Brunswick, he enter...

sting

(Encyclopedia)sting, in zoology, organ found in bees, many wasps, some ants, and in scorpions and sting rays, used defensively as well as to kill or paralyze prey. In the bee and the wasp the venom is produced by g...