Columbia Encyclopedia

(Encyclopedia) Mohl, Hugo von ho͞oˈgō fən mōl [key], 1805–72, German botanist. He is noted for his research on the nature of protoplasm and chlorophyll and on the physiology of higher plant forms. Mohl was pr...

(Encyclopedia) Cope, Edward Drinker, 1840–97, American paleontologist and comparative anatomist, b. Philadelphia, studied at the Academy of Natural Sciences, Philadelphia, and at the Smithsonian Institution. His l...

(Encyclopedia) grease, mixture of lubricant and thickener. It is used to reduce friction between surfaces from which oils would leak away or cause damage by dripping, or where lubrication must be assured for extende...

(Encyclopedia) Saint Hyacinthe sānt hīˈəsĭnth, Fr. săNtyäsăNtˈ [key], city (1991 pop. 38,292), S Que., Canada, on the Yamaska River, NE of Montreal. It is an industrial center, with textile mills and plants...

(Encyclopedia) Davis, city (2020 pop. 66,850), Yolo co., central Calif.; settled in the 1850s, inc. 1917. It is an education center with light industry; machinery, pro...

(Encyclopedia) Goodall, Jane go͝odˈôl [key], 1934–, English ethologist and primatologist. After working with Louis Leakey but without any formal scientific training, she established (1960) a research camp in th...

(Encyclopedia) Reston, uninc. city (1990 pop. 48,556), Fairfax co., N Va., a residential and commercial suburb c. 20 mi (32 km) W of Washington, D.C. A planned community, it was established in 1961 by real estate de...

(Encyclopedia) Gurdjieff, George Ivanovich gûrjēfˈ, –jĕfˈ [key], 1872–1949, Armenian spiritualist and author. After spending years traveling, Gurdjieff settled in Moscow (c.1913). He fled the Russian Revolu...

(Encyclopedia) Tolyatti tōlyĕätˈtē [key], city (1989 pop. 631,000), W European Russia, on the Volga River, near Samara. It is the site of Russia's largest automobile factory, which receives its power from the h...

(Encyclopedia) zemstvo zĕmstˈvō [key] [Rus., from zemlya=land], local assembly that functioned as a body of provincial self-government in Russia from 1864 to 1917. The introduction of the zemstvo system was one o...