Columbia Encyclopedia

(Encyclopedia) Gruenther, Alfred Maximilian, 1899–1983, U.S. general, b. Platte Center, Nebr. A brilliant staff officer, during World War II he was deputy chief of staff to Dwight D. Eisenhower in London (1942–4...

(Encyclopedia) gaillardia gālärˈdēə [key], any plant of the genus Gaillardia of the Asteaceae family (aster family), including annual, biennial, and perennial herbs with showy heads of red and/or yellow ray flo...

(Encyclopedia) Fargo, city (2020 pop. 125,990), seat of Cass co., E N.Dak., at the head of navigation on the Red River, opposite Moorhead, Minn.; inc. 1875. A railroad...

(Encyclopedia) nitric acid, chemical compound, HNO3, colorless, highly corrosive, poisonous liquid that gives off choking red or yellow fumes in moist air. It is miscible with water in all proportions. It forms an a...

(Encyclopedia) dinoflagellata dīˌnōflăjˌəlätˈə, –lāˈtə [key], phylum (division) of unicellular, mostly marine algae, called dinoflagellates. In some classification systems this division is called Pyrrh...

(Encyclopedia) sun grebe, common name for a tropical, mainly aquatic bird of the family Heliornithidae. Sun grebes, also called finfoots, are remarkable for their colorful, puffy-toed, webbed feet, which may serve a...

(Encyclopedia) spruce, any plant of the genus Picea, evergreen trees or shrubs of the family Pinaceae (pine family) widely distributed in the Northern Hemisphere. The needles are angular in cross section, rather tha...

(Encyclopedia)  CE5 A. Spherical aberration: Light rays near the edge of the lens are bent more and brought to focus nearer to the lens. B. Chromatic aberration: Shorter wavelengths (higher frequencies) are bent m...

(Encyclopedia) acerola ăsˌərōˈlə [key] or barbados cherry, the edible fruit of Malpighia glabra, of the genera Bunchiosa and Malpighia of the family Malpighiaceae. The fleshy red stone fruits, about the size o...

(Encyclopedia) mutton, flesh of mature sheep prepared as food (as opposed to the flesh of young sheep, which is known as lamb). Mutton is deep red with firm, white fat. In Middle Eastern countries it is a staple mea...