Columbia Encyclopedia

Search results

209 results found

Lassa fever

(Encyclopedia)Lassa fever lăsˈə [key], an acute viral disease occurring mostly in W Africa, characterized by high fever, muscle aches, mouth ulcers, and bleeding in the skin in more severe cases. The disease was...

lead poisoning

(Encyclopedia)lead poisoning or plumbism plŭmˈbĭzˌəm [key], intoxication of the system by organic compounds containing lead. These enter the body by respiration (of dust, fumes, or sprays) or by ingestion of f...

MacInnes, Colin

(Encyclopedia)MacInnes, Colin məkĭnˈəs [key], 1914–76, English novelist, b. London. Son of the novelist Angela Thirkell, MacInnes was educated in Australia and served in the British intelligence corps during ...

macular degeneration

(Encyclopedia)macular degeneration, eye disorder causing loss of central vision. The affected area, the macula, lies at the back of the retina and is the part that produces the sharpest vision. The most serious vis...

malaria

(Encyclopedia)malaria, infectious parasitic disease that can be either acute or chronic and is frequently recurrent. Malaria is common in Africa, Central and South America, the Mediterranean countries, Asia, and ma...

accent

(Encyclopedia)accent, in speech, emphasis given a particular sound, called prosodic systems in linguistics. There are three basic accentual methods: stress, tone, and length. In English each word has at least one p...

Korea

(Encyclopedia)CE5 Korea kôrēˈə, kə– [key], Korean Hanguk or Choson, region and historic country (85,049 sq mi/220,277 sq km), E Asia. A peninsula, 600 mi (966 km) long, Korea separates the Sea of Japan (c...

Kuchuk Kainarji, Treaty of

(Encyclopedia)Kuchuk Kainarji, Treaty of ko͞ocho͞okˈ kīnärˈjē, Turk. küchükˈ kīˌnärjäˈ [key], 1774, peace treaty signed at the end of the first of the Russo-Turkish Wars undertaken by Catherine II of...

Marsh, Dame Ngaio

(Encyclopedia)Marsh, Dame Ngaio nīˈō [key], 1899–1982, New Zealand detective story writer. She was an art student, actress, and theatrical producer before her first novel, A Man Lay Dead, was published in 1934...

aspirin

(Encyclopedia)aspirin, acetyl derivative of salicylic acid (see salicylate) that is used to lower fever, relieve pain, reduce inflammation, and thin the blood. Common conditions treated with aspirin include headach...