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cyclosis

(Encyclopedia)cyclosis sīklōˈsĭs [key], streaming of cytoplasm within a living cell without deformation of the external cell membrane. In some plant cells there is a rapid rotatory cytoplasmic movement, which i...

horned lizard

(Encyclopedia)horned lizard or horned toad, broad, flat-bodied lizards of the genus Phrynosoma, found in arid regions from extreme SW Canada to Guatemala. There are several species in the United States W of the Mis...

navigable water

(Encyclopedia)navigable water, in the broadest sense, a stream or body of water that can be used for commercial transportation. When, as in the early common law, the term is restricted to waters affected by tides, ...

Coanda effect

(Encyclopedia)Coanda effect or wall-attachment effect, the tendency of a moving fluid, either liquid or gas, to attach itself to a surface and flow along it. As a fluid moves across a surface a certain amount of fr...

Guadalquivir

(Encyclopedia)Guadalquivir gwäˌᵺälkēvērˈ [key], river, c.350 mi (560 km) long, rising in the Sierra de Cazorla, SE Spain, and flowing generally SW past Córdoba and Seville into the Atlantic Ocean near Sanl...

marlin

(Encyclopedia)marlin, common name for open-sea fish related to the sailfish (family Istiophoridae) and prized in sport fishing. The best known is the Atlantic blue marlin, Makaira nigricans, found in the Gulf Strea...

pneumatic tool

(Encyclopedia)pneumatic tool no͝omătˈĭk [key], instrument activated by air pressure. Pneumatic tools are designed around three basic devices: the air cylinder, the vane motor, and the sprayer. The air cylinder ...

Boehme, Jakob

(Encyclopedia)Boehme or Böhme, Jakob bēˈmə, Ger. yäˈkôp böˈmə [key], 1575–1624, German religious mystic, a cobbler of Görlitz, in England also called Behmen. He was a student of the Bible and was influ...

Ayeyarwady

(Encyclopedia)Ayeyarwady ĭrəwŏdˈē [key], chief river of Myanmar, c.1,000 mi (1,600 km) long, formed by the confluence of the Mali and Nmai rivers in N Myanmar. The combined stream flows south through gorges st...

Green, Thomas Hill

(Encyclopedia)Green, Thomas Hill, 1836–82, English idealist philosopher. Educated at Oxford, he was associated with the university all his life. He was professor of moral philosophy there from 1878 until his deat...