Columbia Encyclopedia

Search results

500 results found

Piltdown man

(Encyclopedia)Piltdown man, name given to human remains found during excavations (1908–15) at Piltdown, Sussex, England, by Charles Dawson. The find led to much speculation and argument. Since they were found wit...

Yonath, Ada E.

(Encyclopedia)Yonath, Ada E., 1939–, Israeli crystallographer, Ph.D. Weizmann Institute of Science, Rehovat, Israel, 1968. Yonath has been a researcher and professor at the Weizmann Institute since 1970. She was ...

nux vomica

(Encyclopedia)nux vomica nŭks vŏmˈəkə [key], bitter-tasting drug obtained from the poisonous seeds of Strychnos nux-vomica, a tree that grows in Sri Lanka, India, and N Australia. The dried seeds contain stryc...

Ramgoolam, Sir Seewoosagur

(Encyclopedia)Ramgoolam, Sir Seewoosagur, 1900–1985, Mauritian political leader. A physician, he was a leader of the Labor party and active in the Mauritian independence movement. Ramgoolam served as chief minist...

Idaho Falls

(Encyclopedia)Idaho Falls, city (2020 pop. 64,818), seat of Bonneville co., SE Idaho, traversed by the Snake River; inc. 1900. The chief city of the extensively irrig...

Vigo

(Encyclopedia)Vigo vēˈgō [key], city (1990 pop. 279,986), Pontevedra prov., NW Spain, in Galicia, on an inlet of the Atlantic Ocean. A naval base and one of the most active ports of Spain, it has the country's m...

convulsion

(Encyclopedia)convulsion, sudden, violent, involuntary contraction of the muscles of the body, often accompanied by loss of consciousness. It is not known what causes the abnormal impulses from the brain that resul...

Girga

(Encyclopedia)Girga jĭrˈjă [key], town, central Egypt, on the Nile. It is noted for its pottery; a sugar...

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...

Faizabad, city, India

(Encyclopedia)Faizabad or Fyzabad both: fīˈzəbăd [key], city, Uttar Pradesh state, N central India, on the Ghaghara River. ...