Columbia Encyclopedia

Search results

500 results found

Mexicali

(Encyclopedia)Mexicali māhēkäˈlē [key], city (1990 pop. 438,377), capital of Baja California state, NW Mexico, across the border from Calexico, Calif. Once noted chiefly as the center of a cotton- and cereal-r...

grape hyacinth

(Encyclopedia)grape hyacinth, any plant of the genus Muscari of the family Liliaceae (lily family), low plants with dense spikelike clusters of small, nodding flowers that are usually deep blue. Of more than 50 Old...

cambium

(Encyclopedia)cambium kămˈbēəm [key], thin layer of generative tissue lying between the bark and the wood of a stem, most active in woody plants. The cambium produces new layers of phloem on the outside and of ...

Carroll, James

(Encyclopedia)Carroll, James, 1854–1907, American bacteriologist and army surgeon, b. Woolwich, England, M.D. Univ. of Maryland, 1891. He went to Canada at 15 and later joined the U.S. army. A member of the Yello...

Finsen, Niels Ryberg

(Encyclopedia)Finsen, Niels Ryberg nēls rüˈbĕr fĭnˈsən [key], 1860–1904, Danish physician. He established in Copenhagen an institute of light therapy and wrote several books on his work. He received the 19...

tetanus

(Encyclopedia)tetanus tĕtˈnəs, –ənəs [key] or lockjaw, acute infectious disease of the central nervous system caused by the toxins of Clostridium tetani. The organism has a widespread distribution and is com...

encephalitis

(Encyclopedia)encephalitis ĕnsĕfˌəlīˈtəs [key], general term used to describe a diffuse inflammation of the brain and spinal cord, usually of viral origin, often transmitted by mosquitoes, in contrast to a b...

arum

(Encyclopedia)CE5 Jack-in-the-pulpit, Arisaema triphyllum, a member of the arum family arum, common name for the Araceae, a plant family mainly composed of species of herbaceous terrestrial and epiphytic plants...

alternative medicine

(Encyclopedia)alternative medicine, the treatment and prevention of disease by techniques that are regarded by modern Western medicine as scientifically unproved or unorthodox. The term alternative medicine can enc...

steroids

(Encyclopedia)CE5 Two examples of steroids steroids, class of lipids having a particular molecular ring structure called the cyclopentanoperhydro-phenanthrene ring system. Steroids differ from one another in th...