Columbia Encyclopedia

Search results

500 results found

Chrysophyta

(Encyclopedia)Chrysophyta krəsŏfˈətə [key], phylum (division) of unicellular marine or freshwater organisms of the kingdom Protista consisting of the diatoms (class Bacillariophyceae), the golden, or golden-br...

wapiti

(Encyclopedia)wapiti wŏpˈĭtē [key], large North American deer, Cervus canadensis, closely related to the Old World red deer. It is commonly called elk in America although the name elk is used in Europe to refer...

Morton, Sarah Wentworth

(Encyclopedia)Morton, Sarah Wentworth, 1759–1846, American author, b. Boston. Under her pseudonym, Philenia, she wrote such works as Ouâbi: Or the Virtues of Nature (1790), a sentimental Native American romance....

chipmunk

(Encyclopedia)chipmunk, rodent of the family Sciuridae (squirrel family). The chipmunk of the E United States and SE Canada is of the genus Tamias. The body of the common Eastern chipmunk, Tamias striatus, is about...

soot

(Encyclopedia)soot, black or dull brown deposit of fine powder resulting from incomplete combustion of fuel of high carbon content, e.g., coal, wood, and oil. It consists chiefly of amorphous carbon and tarry subst...

Brownwood

(Encyclopedia)Brownwood, city (2020 pop. 18,862), seat of Brown co., central Tex.; inc. 1876. Its many industries include oil and gas, printing, and the manufacture o...

stoneware

(Encyclopedia)stoneware, hard pottery made from siliceous paste, fired at high temperature to vitrify (make glassy) the body. Stoneware is heavier and more opaque than porcelain and differs from terra-cotta in bein...

Chancellorsville, battle of

(Encyclopedia)Chancellorsville, battle of, May 2–4, 1863, in the American Civil War. Late in Apr., 1863, Joseph Hooker, commanding the Union Army of the Potomac, moved against Robert E. Lee, whose Army of Norther...

Driver, Samuel Rolles

(Encyclopedia)Driver, Samuel Rolles, 1846–1914, English clergyman and biblical scholar. He was regius professor of Hebrew and canon of Christ Church, Oxford, and from 1876 to 1884 was a member of the Old Testamen...

bitumen

(Encyclopedia)bitumen bĭtyo͞oˈmən [key] a generic term referring to flammable, brown or black mixtures of tarlike hydrocarbons, derived naturally or by distillation from petroleum. It can be in the form of a vi...
 

Browse by Subject